Canon T2i vs Leica M10-P

The Canon EOS Rebel T2i (called Canon 550D in some regions) and the Leica M10-P are two digital cameras that were announced, respectively, in February 2010 and August 2018. The T2i is a DSLR, while the M10-P is a rangefinder-focusing mirrorless camera. The cameras are based on an APS-C (T2i) and a full frame (M10-P) sensor. The Canon has a resolution of 17.9 megapixels, whereas the Leica provides 23.8 MP.

Below is an overview of the main specs of the two cameras as a starting point for the comparison.

Headline Specifications

Canon T2i		Leica M10-P
Digital single lens reflex		Rangefinder camera
Canon EF mount lenses		Leica M mount lenses
17.9 MP – APS-C sensor		23.8 MP – Full Frame sensor
1080/30p Video		no Video
ISO 100-6,400 (100 - 12,800)		ISO 100-50,000
Optical viewfinder		Optical viewfinder
3.0" LCD – 1040k dots		3.0" LCD – 1037k dots
Fixed screen (not touch-sensitive)		Fixed touchscreen
3.7 shutter flaps per second		5 shutter flaps per second
not weather sealed		Weathersealed body
440 shots per battery charge		210 shots per battery charge
129 x 98 x 62 mm, 530 g		139 x 80 x 39 mm, 660 g

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Going beyond this snapshot of core features and characteristics, what are the differences between the Canon EOS Rebel T2i and the Leica M10-P? Which one should you buy? Read on to find out how these two cameras compare with respect to their body size, their imaging sensors, their shooting features, their input-output connections, and their reception by expert reviewers.

Body comparison

An illustration of the physical size and weight of the Canon T2i and the Leica M10-P is provided in the side-by-side display below. The two cameras are presented according to their relative size. Three consecutive views from the front, the top, and the rear side are shown. All size dimensions are rounded to the nearest millimeter.

The M10-P can be obtained in two different colors (black, silver), while the T2i is only available in black.

If the front view area (width x height) of the cameras is taken as an aggregate measure of their size, the Leica M10-P is notably smaller (12 percent) than the Canon T2i. However, the M10-P is markedly heavier (25 percent) than the T2i. It is noteworthy in this context that the M10-P is splash and dust-proof, while the T2i does not feature any corresponding weather-sealing.

The above size and weight comparisons are to some extent incomplete since they do not consider the interchangeable lenses that both of these cameras require. A larger imaging sensor will tend to go along with bigger and heavier lenses, although exceptions exist. You can compare the optics available for the two cameras in the Canon EF Lens Catalog (T2i) and the Leica M Lens Catalog (M10-P).

Concerning battery life, the T2i gets 440 shots out of its Canon LP-E8 battery, while the M10-P can take 210 images on a single charge of its Leica BP-SCL5 power pack.

The following table provides a synthesis of the main physical specifications of the two cameras and other similar ones. If you would like to visualize and compare a different camera combination, you can navigate to the CAM-parator app and make your selection from a broad list of cameras there.

Body Specifications

#		Camera Model	Camera Width	Camera Height	Camera Depth	Camera Weight	Battery Life	Weather Sealing	Camera Launch	Launch Price (USD)	Street Price
1.		Canon T2i	129 mm	98 mm	62 mm	530 g	440	n	Feb 2010	699	ebay.com
2.		Leica M10-P	139 mm	80 mm	39 mm	660 g	210	Y	Aug 2018	7,995	ebay.com
3.		Canon T100	129 mm	102 mm	77 mm	436 g	500	n	Feb 2018	399	amazon.com
4.		Canon T6s	132 mm	101 mm	78 mm	565 g	440	n	Feb 2015	649	ebay.com
5.		Canon T5	130 mm	100 mm	78 mm	480 g	500	n	Feb 2014	449	ebay.com
6.		Canon T5i	133 mm	100 mm	79 mm	580 g	440	n	Mar 2013	649	ebay.com
7.		Canon T4i	133 mm	100 mm	79 mm	575 g	440	n	Jun 2012	849	ebay.com
8.		Canon T3	130 mm	100 mm	78 mm	495 g	700	n	Feb 2011	449	ebay.com
9.		Canon T3i	133 mm	100 mm	80 mm	570 g	440	n	Feb 2011	599	ebay.com
10.		Canon T1i	129 mm	98 mm	62 mm	520 g	400	n	Mar 2009	799	ebay.com
11.		Canon XSi	129 mm	98 mm	62 mm	524 g	500	n	Jan 2008	799	ebay.com
12.		Canon XTi	127 mm	84 mm	65 mm	556 g	370	n	Aug 2006	799	ebay.com
13.		Leica M11	139 mm	80 mm	39 mm	640 g	700	Y	Jan 2022	8,995	amazon.com
14.		Leica M10-R	139 mm	80 mm	39 mm	660 g	210	Y	Jul 2020	8,295	ebay.com
15.		Leica M-E Typ 240	139 mm	80 mm	42 mm	680 g	500	Y	Jun 2019	3,999	ebay.com
16.		Leica M10	139 mm	80 mm	39 mm	660 g	210	Y	Jan 2017	6,595	ebay.com
17.		Leica M Typ 262	139 mm	80 mm	42 mm	680 g	400	Y	Nov 2015	5,195	ebay.com
Note: Measurements and pricing do not include easily detachable parts, such as add-on or interchangeable lenses or optional viewfinders.
Convert to Imperial

Any camera decision will obviously take relative prices into account. The manufacturer’s suggested retail prices give an idea on the placement of the camera in the maker’s lineup and the broader market. The T2i was launched at a markedly lower price (by 91 percent) than the M10-P, which puts it into a different market segment. Usually, retail prices stay at first close to the launch price, but after several months, discounts become available. Later in the product cycle and, in particular, when the replacement model is about to appear, further discounting and stock clearance sales often push the camera price considerably down.

Sensor comparison

The size of the imaging sensor is a crucial determinant of image quality. A large sensor will tend to have larger individual pixels that provide better low-light sensitivity, wider dynamic range, and richer color-depth than smaller pixel-units in a sensor of the same technological generation. Further, a large sensor camera will give the photographer additional creative options when using shallow depth-of-field to isolate a subject from its background. On the downside, larger sensors tend to be associated with larger, more expensive camera bodies and lenses.

Of the two cameras under consideration, the Canon T2i features an APS-C sensor and the Leica M10-P a full frame sensor. The sensor area in the M10-P is 158 percent bigger. As a result of these sensor size differences, the cameras have a format factor of, respectively, 1.6 and 1.0. Both cameras have a native aspect ratio (sensor width to sensor height) of 3:2.

With 23.8MP, the M10-P offers a higher resolution than the T2i (17.9MP), but the M10-P nevertheless has larger individual pixels (pixel pitch of 6.00μm versus 4.31μm for the T2i) due to its larger sensor. Moreover, the M10-P is a much more recent model (by 8 years and 6 months) than the T2i, and its sensor will have benefitted from technological advances during this time that further enhance the light gathering capacity of its pixel-units. Coming back to sensor resolution, it should be mentioned that the M10-P has no anti-alias filter installed, so that it can capture all the detail its sensor resolves.

The resolution advantage of the Leica M10-P implies greater flexibility for cropping images or the possibility to print larger pictures. The maximum print size of the M10-P for good quality output (200 dots per inch) amounts to 29.8 x 20 inches or 75.6 x 50.7 cm, for very good quality (250 dpi) 23.8 x 16 inches or 60.5 x 40.6 cm, and for excellent quality (300 dpi) 19.8 x 13.3 inches or 50.4 x 33.8 cm. The corresponding values for the Canon T2i are 25.9 x 17.3 inches or 65.8 x 43.9 cm for good quality, 20.7 x 13.8 inches or 52.7 x 35.1 cm for very good quality, and 17.3 x 11.5 inches or 43.9 x 29.3 cm for excellent quality prints.

The Canon EOS Rebel T2i has a native sensitivity range from ISO 100 to ISO 6400, which can be extended to ISO 100-12800. The corresponding ISO settings for the Leica M10-P are ISO 100 to ISO 50000 (no boost).

Technology-wise, both cameras are equipped with CMOS (Complementary Metal–Oxide–Semiconductor) sensors. Both cameras use a Bayer filter for capturing RGB colors on a square grid of photosensors. This arrangement is found in most digital cameras.

For many cameras, data on sensor performance has been reported by DXO Mark. This service is based on lab testing and assigns an overall score to each camera sensor, as well as ratings for dynamic range ("DXO Landscape"), color depth ("DXO Portrait"), and low-light sensitivity ("DXO Sports"). The adjacent table reports on the physical sensor characteristics and the outcomes of the DXO sensor quality tests for a sample of comparator-cameras.

Sensor Characteristics

#		Camera Model	Sensor Class	Resolution (MP)	Horiz. Pixels	Vert. Pixels	Video Format	DXO Portrait	DXO Landscape	DXO Sports	DXO Overall
1.		Canon T2i	APS-C	17.9	5184	3456	1080/30p	22.1	11.5	784	66
2.		Leica M10-P	Full Frame	23.8	5952	3992	none	25.1	14.1	2739	93
3.		Canon T100	APS-C	17.9	5184	3456	1080/30p	21.9	11.4	695	63
4.		Canon T6s	APS-C	24.0	6000	4000	1080/30p	22.6	12.0	915	70
5.		Canon T5	APS-C	17.9	5184	3456	1080/30p	21.9	11.3	724	63
6.		Canon T5i	APS-C	17.9	5184	3456	1080/30p	21.7	11.2	681	61
7.		Canon T4i	APS-C	17.9	5184	3456	1080/30p	21.7	11.2	722	62
8.		Canon T3	APS-C	12.2	4272	2848	720/30p	21.9	11.0	755	62
9.		Canon T3i	APS-C	17.9	5184	3456	1080/30p	22.1	11.5	793	65
10.		Canon T1i	APS-C	15.1	4752	3168	1080/20p	21.7	11.5	663	63
11.		Canon XSi	APS-C	12.2	4272	2848	none	21.9	10.8	692	61
12.		Canon XTi	APS-C	10.1	3888	2592	none	22.1	11.0	664	62
13.		Leica M11	Full Frame	60.3	9528	6328	none	26.3	14.8	3376	100
14.		Leica M10-R	Full Frame	40.9	7864	5200	none	25.3	14.3	2924	95
15.		Leica M-E Typ 240	Full Frame	23.7	5952	3976	1080/25p	25.2	14.2	2821	94
16.		Leica M10	Full Frame	23.8	5952	3992	none	24.4	13.2	2133	86
17.		Leica M Typ 262	Full Frame	23.7	5952	3976	none	24.8	13.7	2478	90
Note: DXO values in italics represent estimates based on sensor size and age.

Many modern cameras are not only capable of taking still images, but can also record movies. The T2i indeed provides movie recording capabilities, while the M10-P does not. The highest resolution format that the T2i can use is 1080/30p.

Feature comparison

Beyond body and sensor, cameras can and do differ across a range of features. The T2i and the M10-P are similar in the sense that both have an optical viewfinder. The latter is useful for getting a clear image for framing even in brightly lit environments. The viewfinder in the M10-P offers a wider field of view (100%) than the one in the T2i (95%), so that a larger proportion of the captured image is visible in the finder. In addition, the viewfinder of the M10-P has a higher magnification (0.73x vs 0.54x), so that the size of the image transmitted appears closer to the size seen with the naked human eye. The adjacent table lists some of the other core features of the Canon T2i and Leica M10-P along with similar information for a selection of comparators.

Core Features

#		Camera Model	Viewfinder (Type or 000 dots)	Control Panel (yes/no)	LCD Specifications (inch/000 dots)	LCD Attach- ment	Touch Screen (yes/no)	Max Shutter Speed *	Max Shutter Flaps *	Built-in Flash (yes/no)	Built-in Image Stab
1.		Canon T2i	optical	n	3.0 / 1040	fixed	n	1/4000s	3.7/s	Y	n
2.		Leica M10-P	optical	n	3.0 / 1037	fixed	Y	1/4000s	5.0/s	n	n
3.		Canon T100	optical	n	2.7 / 230	fixed	n	1/4000s	3.0/s	Y	n
4.		Canon T6s	optical	Y	3.0 / 1040	swivel	Y	1/4000s	5.0/s	Y	n
5.		Canon T5	optical	n	3.0 / 460	fixed	n	1/4000s	3.0/s	Y	n
6.		Canon T5i	optical	n	3.0 / 1040	swivel	Y	1/4000s	5.0/s	Y	n
7.		Canon T4i	optical	n	3.0 / 1040	swivel	Y	1/4000s	5.0/s	Y	n
8.		Canon T3	optical	n	2.7 / 230	fixed	n	1/4000s	3.0/s	Y	n
9.		Canon T3i	optical	n	3.0 / 1040	swivel	n	1/4000s	3.7/s	Y	n
10.		Canon T1i	optical	n	3.0 / 920	fixed	n	1/4000s	3.4/s	Y	n
11.		Canon XSi	optical	n	3.0 / 230	fixed	n	1/4000s	3.5/s	Y	n
12.		Canon XTi	optical	n	2.5 / 230	fixed	n	1/4000s	3.0/s	Y	n
13.		Leica M11	optical	n	3.0 / 2333	fixed	Y	1/4000s	4.5/s	n	n
14.		Leica M10-R	optical	n	3.0 / 1037	fixed	Y	1/4000s	4.5/s	n	n
15.		Leica M-E Typ 240	optical	n	3.0 / 920	fixed	n	1/4000s	3.0/s	n	n
16.		Leica M10	optical	n	3.0 / 1037	fixed	n	1/4000s	5.0/s	n	n
17.		Leica M Typ 262	optical	n	3.0 / 921	fixed	n	1/4000s	3.0/s	n	n
Note: *) Information refers to the mechanical shutter, unless the camera only has an electronic one.

One difference between the cameras concerns the presence of an on-board flash. The T2i has one, while the M10-P does not. While the built-in flash of the T2i is not very powerful, it can at times be useful as a fill-in light.

The Leica M10-P has an intervalometer built-in. This enables the photographer to capture time lapse sequences, such as flower blooming, a sunset or moon rise, without purchasing an external camera trigger and related software.

Concerning the storage of imaging data, both the T2i and the M10-P write their files to SDXC cards. The M10-P supports UHS-I cards (Ultra High Speed data transfer of up to 104 MB/s), while the T2i cannot take advantage of Ultra High Speed SD cards.

Connectivity comparison

For some imaging applications, the extent to which a camera can communicate with its environment can be an important aspect in the camera decision process. The table below provides an overview of the connectivity of the Canon EOS Rebel T2i and Leica M10-P and, in particular, the interfaces the cameras (and selected comparators) provide for accessory control and data transfer.

Input-Output Connections

#		Camera Model	Hotshoe Port	Internal Mic / Speaker	Microphone Port	Headphone Port	HDMI Port	USB Port	WiFi Support	NFC Support	Bluetooth Support
1.		Canon T2i	Y	stereo / -	Y	-	mini	2.0	-	-	-
2.		Leica M10-P	Y	- / -	-	-	-	-	Y	-	-
3.		Canon T100	Y	mono / mono	-	-	mini	2.0	Y	Y	-
4.		Canon T6s	Y	stereo / mono	Y	-	mini	2.0	Y	Y	-
5.		Canon T5	Y	mono / mono	-	-	mini	2.0	-	-	-
6.		Canon T5i	Y	stereo / mono	Y	-	mini	2.0	-	-	-
7.		Canon T4i	Y	stereo / mono	Y	-	mini	2.0	-	-	-
8.		Canon T3	Y	stereo / mono	-	-	mini	2.0	-	-	-
9.		Canon T3i	Y	mono / mono	Y	-	mini	2.0	-	-	-
10.		Canon T1i	Y	mono / mono	-	-	mini	2.0	-	-	-
11.		Canon XSi	Y	- / -	-	-	mini	2.0	-	-	-
12.		Canon XTi	Y	- / -	-	-	-	2.0	-	-	-
13.		Leica M11	Y	- / -	-	-	-	3.2	Y	-	Y
14.		Leica M10-R	Y	- / -	-	-	-	-	Y	-	-
15.		Leica M-E Typ 240	Y	mono / -	-	-	-	2.0	-	-	-
16.		Leica M10	Y	- / -	-	-	-	-	Y	-	-
17.		Leica M Typ 262	Y	- / -	-	-	-	2.0	-	-	-

It is notable that the M10-P offers wifi support, which can be a very convenient means to transfer image data to an off-camera location. In contrast, the T2i does not provide wifi capability.

Both the T2i and the M10-P have been discontinued, but can regularly be found used on ebay. The T2i was replaced by the Canon T3i, while the M10-P does not have a direct successor. Further information on the features and operation of the T2i and M10-P can be found, respectively, in the Canon T2i Manual (free pdf) or the online Leica M10-P Manual.

Review summary

So what conclusions can be drawn? Is the Canon T2i better than the Leica M10-P or vice versa? The listing below highlights the relative strengths of the two models.

Arguments in favor of the Canon EOS Rebel T2i:

• Better moiré control: Has an anti-alias filter to avoid artificial patterns to appear in images.
• Broader imaging potential: Can record not only still images but also 1080/30p movies.
• Less heavy: Is lighter (by 130g or 20 percent) and hence easier to carry around.
• Longer lasting: Can take more shots (440 versus 210) on a single battery charge.
• Easier fill-in: Is equipped with a small onboard flash to brighten deep shadow areas.
• More affordable: Was introduced into a lower priced category (91 percent cheaper at launch).
• More heavily discounted: Has been available for much longer (launched in February 2010).

Advantages of the Leica M10-P:

• More detail: Has more megapixels (23.8 vs 17.9MP), which boosts linear resolution by 15%.
• Maximized detail: Lacks an anti-alias filter to exploit the sensor's full resolution potential.
• Better image quality: Is equipped with a larger and more technologically advanced sensor.
• Richer colors: The sensor size advantage translates into images with better, more accurate colors.
• More dynamic range: Larger sensor captures a wider spectrum of light and dark details.
• Better low-light sensitivity: Larger sensor produces good images even in poorly lit environments.
• More complete view: Has a viewfinder with a larger field of view (100% vs 95%).
• Larger viewfinder image: Features a viewfinder with a higher magnification (0.73x vs 0.54x).
• Fewer buttons to press: Has a touchscreen to facilitate handling and shooting adjustments.
• Faster burst: Shoots at higher frequency (5 vs 3.7 flaps/sec) to capture the decisive moment.
• Easier time-lapse photography: Has an intervalometer built-in for low frequency shooting.
• More compact: Is smaller (139x80mm vs 129x98mm) and will fit more readily into a bag.
• Better sealing: Is splash and dust sealed for shooting in inclement weather conditions.
• Easier file upload: Has wifi built in for automatic backup or image transfer to the web.
• Faster buffer clearing: Has an SD card interface that supports the UHS-I standard.
• More prestigious: Has the Leica luxury appeal, which ensures a high resale value.
• More modern: Reflects 8 years and 6 months of technical progress since the T2i launch.

If the count of relative strengths (bullet points above) is taken as a measure, the M10-P is the clear winner of the contest (17 : 7 points). However, the pertinence of the various camera strengths will differ across photographers, so that you might want to weigh individual camera traits according to their importance for your own imaging needs before making a camera decision. A professional wildlife photographer will view the differences between cameras in a way that diverges from the perspective of a family photog, and a person interested in architecture has distinct needs from a sports shooter. Hence, the decision which camera is best and worth buying is often a very personal one.

In any case, while the comparison of technical specifications can provide a useful overview of the capabilities of different cameras, it remains partial and cannot reveal, for example, the shooting experience and imaging performance when actually working with the T2i or the M10-P. User reviews that are available, for instance, at amazon can sometimes shed light on these issues, but such feedback is all too often partial, inconsistent, and inaccurate.

Expert reviews

This is why expert reviews are important. The following table reports the overall ratings of the cameras as published by some of the major camera review sites (amateurphotographer [AP], cameralabs [CL], digitalcameraworld [DCW], dpreview [DPR], ephotozine [EPZ], photographyblog [PB]). As can be seen, the professional reviewers agree in many cases on the quality of different cameras, but sometimes their assessments diverge, reinforcing the earlier point that a camera decision is often a very personal choice.

Expert Camera Reviews

#		Camera   Model	AP   score	CL   score	DCW   score	DPR   score	EPZ   score	PB   score	Camera Launch	Launch Price (USD)	Street Price
1.		Canon T2i	..	+ +	..	77/100	4/5	4.5/5	Feb 2010	699	ebay.com
2.		Leica M10-P	..	..	3/5	..	..	4/5	Aug 2018	7,995	ebay.com
3.		Canon T100	..	o	3/5	..	3.5/5	3.5/5	Feb 2018	399	amazon.com
4.		Canon T6s	5/5	+	..	77/100	4.5/5	4.5/5	Feb 2015	649	ebay.com
5.		Canon T5	3/5	+	..	..	4/5	4.5/5	Feb 2014	449	ebay.com
6.		Canon T5i	..	..	..	76/100	4.5/5	4.5/5	Mar 2013	649	ebay.com
7.		Canon T4i	4/5	+ +	..	77/100	4.5/5	4.5/5	Jun 2012	849	ebay.com
8.		Canon T3	..	80/100	..	69/100	4/5	4.5/5	Feb 2011	449	ebay.com
9.		Canon T3i	3/5	o	..	77/100	4.5/5	4.5/5	Feb 2011	599	ebay.com
10.		Canon T1i	..	+ +	..	74/100	4.5/5	4.5/5	Mar 2009	799	ebay.com
11.		Canon XSi	..	+ +	..	+ +	4/5	4.5/5	Jan 2008	799	ebay.com
12.		Canon XTi	..	+ +	..	+ +	o	4/5	Aug 2006	799	ebay.com
13.		Leica M11	4.5/5	..	4.5/5	..	4.5/5	4.5/5	Jan 2022	8,995	amazon.com
14.		Leica M10-R	4.5/5	..	4/5	..	..	4/5	Jul 2020	8,295	ebay.com
15.		Leica M-E Typ 240	..	..	..	..	..	..	Jun 2019	3,999	ebay.com
16.		Leica M10	4.5/5	..	..	..	4/5	4.5/5	Jan 2017	6,595	ebay.com
17.		Leica M Typ 262	..	..	..	..	..	..	Nov 2015	5,195	ebay.com
Note: (+ +) highly recommended; (+) recommended; (o) reviewed; (..) not available.

The above review scores should be interpreted with care, though. The ratings were established in reference to similarly priced cameras that were available in the market at the time of the review. Hence, a score should always be seen in the context of the camera's market launch date and its price, and comparing ratings of very distinct cameras or ones that are far apart in terms of their release date have little meaning. It should also be noted that some of the review sites have over time altered the way they render their verdicts.

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Other camera comparisons

Did this review help to inform your camera decision process? In case you are interested in seeing how other cameras pair up, just make a corresponding selection in the search boxes below. There is also a set of direct links to comparison reviews that other users of the CAM-parator app explored.

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