Canon T7i vs Pentax K-3 III
67 Imaging
67 Features
84 Overall
73


58 Imaging
71 Features
86 Overall
77
Canon T7i vs Pentax K-3 III Key Specs
(Full Review)
(Full Review)
- 26MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 1600000
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 3840 x 2160 video
- Pentax KAF2 Mount
- 820g - 135 x 104 x 74mm
- Introduced March 2021

Canon T7i vs Pentax K-3 III Overview
Following is a in depth assessment of the Canon T7i and Pentax K-3 III, one is a Entry-Level DSLR and the other is a Advanced DSLR by brands Canon and Pentax. The sensor resolution of the T7i (24MP) and the K-3 III (26MP) is very similar and both cameras provide the same sensor dimensions (APS-C).

The T7i was manufactured 5 years earlier than the K-3 III which is quite a serious gap as far as tech is concerned. The two cameras have the same body design (Mid-size SLR).
Before delving straight to a detailed comparison, here is a quick introduction of how the T7i grades against the K-3 III with respect to portability, imaging, features and an overall score.

Canon T7i vs Pentax K-3 III Gallery
The following is a sample of the gallery pics for Canon EOS Rebel T7i and Pentax K-3 Mark III. The entire galleries are provided at Canon T7i Gallery and Pentax K-3 III Gallery.
Reasons to pick Canon T7i over the Pentax K-3 III
T7i | K-3 III | |||
---|---|---|---|---|
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Selfie screen | ![]() | Take selfies |
Reasons to pick Pentax K-3 III over the Canon T7i
K-3 III | T7i | |||
---|---|---|---|---|
Introduced | March 2021 | ![]() | February 2017 | More modern by 50 months |
Display dimensions | 3.2" | ![]() | 3" | Larger display (+0.2") |
Display resolution | 1620k | ![]() | 1040k | Clearer display (+580k dot) |
Common features in the Canon T7i and Pentax K-3 III
T7i | K-3 III | |||
---|---|---|---|---|
Manual focus | ![]() | More precise focusing | ||
Touch friendly display | ![]() | Easily navigate |
Canon T7i vs Pentax K-3 III Physical Comparison
For anyone who is planning to carry around your camera regularly, you'll need to think about its weight and size. The Canon T7i provides external measurements of 131mm x 100mm x 76mm (5.2" x 3.9" x 3.0") accompanied by a weight of 532 grams (1.17 lbs) while the Pentax K-3 III has specifications of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") and a weight of 820 grams (1.81 lbs).
Compare the Canon T7i and Pentax K-3 III in the latest Camera and Lens Size Comparison Tool.
Take into consideration, the weight of an Interchangeable Lens Camera will differ based on the lens you are employing at that time. The following is a front view overall size comparison of the T7i and the K-3 III.

Considering size and weight, the portability grade of the T7i and K-3 III is 67 and 58 respectively.

Canon T7i vs Pentax K-3 III Sensor Comparison
Oftentimes, its hard to visualise the contrast between sensor sizes only by reading specs. The picture below will help provide you a more clear sense of the sensor sizing in the T7i and K-3 III.
As you can plainly see, both of the cameras provide the same sensor dimensions but not the same MP. You should expect to see the Pentax K-3 III to deliver greater detail due to its extra 2MP. Greater resolution can also enable you to crop pics more aggressively. The more aged T7i is going to be behind in sensor tech.

Canon T7i vs Pentax K-3 III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Canon T7i vs Pentax K-3 III Specifications
Canon EOS Rebel T7i | Pentax K-3 Mark III | |
---|---|---|
General Information | ||
Make | Canon | Pentax |
Model type | Canon EOS Rebel T7i | Pentax K-3 Mark III |
Also called | EOS 800D / Kiss X9i | - |
Type | Entry-Level DSLR | Advanced DSLR |
Revealed | 2017-02-15 | 2021-03-31 |
Body design | Mid-size SLR | Mid-size SLR |
Sensor Information | ||
Chip | DIGIC 7 | - |
Sensor type | CMOS | CMOS |
Sensor size | APS-C | APS-C |
Sensor dimensions | 22.3 x 14.9mm | 23 x 15.5mm |
Sensor surface area | 332.3mm² | 356.5mm² |
Sensor resolution | 24 megapixels | 26 megapixels |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
Max resolution | 6000 x 4000 | 6192 x 4128 |
Max native ISO | 25600 | 1600000 |
Max enhanced ISO | 51200 | - |
Lowest native ISO | 100 | 100 |
RAW files | ||
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
AF multi area | ||
Live view AF | ||
Face detect AF | ||
Contract detect AF | ||
Phase detect AF | ||
Total focus points | 45 | 101 |
Cross type focus points | - | 25 |
Lens | ||
Lens mount type | Canon EF/EF-S | Pentax KAF2 |
Amount of lenses | 326 | 156 |
Focal length multiplier | 1.6 | 1.6 |
Screen | ||
Range of display | Fully Articulated | Fixed Type |
Display sizing | 3" | 3.2" |
Display resolution | 1,040k dot | 1,620k dot |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Viewfinder Information | ||
Viewfinder type | Optical (pentamirror) | Optical (pentaprism) |
Viewfinder coverage | 95 percent | 100 percent |
Viewfinder magnification | 0.51x | 0.7x |
Features | ||
Min shutter speed | 30s | 30s |
Max shutter speed | 1/4000s | 1/8000s |
Continuous shutter speed | 6.0 frames/s | 12.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manual exposure | ||
Exposure compensation | Yes | Yes |
Custom WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 12.00 m (at ISO 100) | no built-in flash |
Flash settings | - | Auto, Auto + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow- speed Sync, Slow-speed Sync + Red-eye, P-TTL, Contrast-control-sync, High-speed sync, Wireless sync |
External flash | ||
AEB | ||
White balance bracketing | ||
Max flash sync | 1/200s | 1/200s |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1920 x 1080 @ 60p / 60 Mbps, MOV, H.264, Linear PCM | 3840 x 2160 @ 30p, MOV, H.264, Linear PCM3840 x 2160 @ 24p, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 24p, MOV, H.264, Linear PCM |
Max video resolution | 1920x1080 | 3840x2160 |
Video data format | MPEG-4, H.264 | MPEG-4, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 3.2 Gen 1 (5 GBit/sec) |
GPS | Optional | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 532g (1.17 lb) | 820g (1.81 lb) |
Physical dimensions | 131 x 100 x 76mm (5.2" x 3.9" x 3.0") | 135 x 104 x 74mm (5.3" x 4.1" x 2.9") |
DXO scores | ||
DXO Overall rating | not tested | not tested |
DXO Color Depth rating | not tested | not tested |
DXO Dynamic range rating | not tested | not tested |
DXO Low light rating | not tested | not tested |
Other | ||
Battery life | 600 pictures | 800 pictures |
Battery format | Battery Pack | Battery Pack |
Battery ID | - | D-LI90 |
Self timer | Yes (2 or 10 sec) | Yes |
Time lapse recording | ||
Type of storage | SD/SDHC/SDXC (UHS-I compatible) | Dual SD/SDHC/SDXC slots (UHS-II supported in slot 1) |
Storage slots | 1 | 2 |
Retail cost | $749 | $1,999 |