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Canon

PowerShot G7 X Mark III

Pocket 1-inch compact with a 24–100mm f/1.8–2.8 zoom, 4K video, Dual Pixel AF, and live streaming — a classic vlog/travel camera.

$749

Launch price

Released Jul 2019

vs

Nikon

D500

APS-C sports DSLR flagship with 10fps, 153-point AF, and pro build.

$1,999

Launch price

Released Jan 2016

PowerShot G7 X Mark III is 3.5 years newer.

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Wins

4categories

PowerShot G7 X Mark III

Wins

6categories

D500

3 categories tied

Which would you choose?

TL;DR — Key differences

PowerShot G7 X Mark III wins 2 categories·D500 wins 3 categories
  • BD500 has higher AF points / zones (153 vs 0)
  • BD500 has higher Battery life (CIPA) (1240 shots vs 235 shots)
  • BD500 has higher ISO max (native) (51,200 vs 12,800)
  • APowerShot G7 X Mark III has lower Weight (304 g vs 760 g)
  • APowerShot G7 X Mark III has higher Burst (mechanical) (20 fps vs 10 fps)

Key specs at a glance

PowerShot G7 X Mark IIID500
Resolution20.1 MP20.9 MP
Sensor13.2 × 8.8 mmAPS-C
ISO max12,80051,200
Burst20 fps10 fps
4K30 fps30 fps
IBISNoNo
Weight304 g760 g
Battery235 shots1240 shots

Size and weight, to scale

PowerShot G7 X Mark III

105 × 61 × 41 mm

304 g (0.67 lb / 10.72 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

D500

147 × 115 × 81 mm

760 g (1.68 lb / 26.81 oz)

PowerShot G7 X Mark III is 42mm narrower, 54mm shorter, and 40mm thinner than D500.

PowerShot G7 X Mark III is 456 g lighter than D500.

Depth (front-to-back): 41mm PowerShot G7 X Mark III · 81mm D500

Sensor size, to scale

PowerShot G7 X Mark III

13.2 × 8.8 mm · 1″

116 mm² area

D500

23.5 × 15.7 mm · APS-C

369 mm² area

3.2× larger sensor area = shallower depth of field and better low-light performance.

Lens ecosystem

Native lens selection

PowerShot G7 X Mark III: mount data unavailable

D500

✓ more lenses

Nikon F

270+

native lenses available

90 first-party180 third-party

Counts include current first-party and major third-party native autofocus lenses.

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use casePowerShot G7 X Mark IIID500
Portrait
3.0Limited✓ wins
2.5Limited
Sports & Action
4.0Fair✓ wins
3.0Limited
Video & Hybrid
4.0Fair✓ wins
3.0Limited
Landscape
0.0Limited
2.5Limited✓ wins
Travel
3.5Limited
4.5Fair✓ wins
Wildlife
2.5Limited
5.0Fair✓ wins
Vlogging
5.0Fair✓ wins
1.5Limited

Why pick one over the other

Reasons to choose

PowerShot G7 X Mark III

  • Subject recognition

    Adds Human

  • Codecs

    Adds H.264

  • Dimensions (W×H×D mm)

    Adds 105, 60.9, 41.4

  • Card types

    Adds SD UHS-I

  • Weight

    304 g vs 760 g — lower is better

  • AA filter

    Only PowerShot G7 X Mark III supports it

  • Eye AF

    Only PowerShot G7 X Mark III supports it

  • Burst (mechanical)

    20 fps vs 10 fps — higher is better

Reasons to choose

D500

  • AF points / zones

    153 vs 0 — higher is better

  • Codecs

    Adds H.264/AVC

  • Dimensions (W×H×D mm)

    Adds 147, 115, 81

  • Card types

    Adds XQD, SD UHS-II

  • Battery life (CIPA)

    1240 shots vs 235 shots — higher is better

  • ISO max (native)

    51,200 vs 12,800 — higher is better

  • Weather sealing

    Only D500 supports it

  • Card slots

    2 vs 1 — higher is better

Both cameras share

  • 4K max frame rateBoth 30 fps
  • TouchscreenBoth support touchscreen
  • Wi-FiBoth support wi-fi
  • BluetoothBoth support bluetooth
  • Microphone jack (3.5mm)Both support microphone jack (3.5mm)
  • Headphone jack (3.5mm)Both support headphone jack (3.5mm)

Pros & cons at a glance

Editorially curated highlights and trade-offs.

PowerShot G7 X Mark III

Pros

  • 1-inch stacked 20.1MP sensor
  • 24–100mm equivalent zoom (4.2×)
  • 4K 30p and Full HD 120p
  • Dual Pixel CMOS AF
  • Live streaming support

Cons

  • Tilt-only screen (not fully articulating)
  • 4K limited to 30fps
  • AF weaker than Sony ZV-1 for video
  • No built-in ND filter

D500

Pros

  • 10fps APS-C
  • Pro sports AF
  • Weather sealed
  • Great buffer

Cons

  • DSLR
  • APS-C
  • No IBIS

Decided which one is right for you?

Compare live prices for the PowerShot G7 X Mark III and D500 at major authorized retailers.

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Full specifications

= category winner

PowerShot G7 X Mark III
D500
Resolution
20.1 MP
20.9 MP+4%
Sensor type
1.0-inch stacked CMOS
DX-format CMOS
Sensor size
13.2 × 8.8 mm
23.5 × 15.7 mm
AA filter
Yes
No
PowerShot G7 X Mark III
D500
Aperture
f/1.8–2.8
Focal length (35mm equiv.)
24–100 mm
PowerShot G7 X Mark III
D500
Processor
DIGIC 8
EXPEED 5
PowerShot G7 X Mark III
D500
ISO min (native)
125
100−25 less
ISO max (native)
12,800
51,200+2 stops
ISO max (expanded)
25,600
1,640,000
PowerShot G7 X Mark III
D500
Shutter type
Mechanical + Electronic
Mechanical focal-plane
Max mechanical speed
1/2000 sec
1/8000 sec
Max electronic speed
1/16000 sec
N/A

Frequently asked

Quick answers generated from verified specs.

Which is better for vlogging, PowerShot G7 X Mark III or D500?

PowerShot G7 X Mark III scores 5.0/10 versus 1.5/10 for D500 — 304g — easy to handhold for selfie video.

What's the resolution difference between the PowerShot G7 X Mark III and D500?

PowerShot G7 X Mark III is 20.1 MP and D500 is 20.9 MP, so the D500 captures more detail for cropping and large prints.

How does stabilization compare between the PowerShot G7 X Mark III and D500?

PowerShot G7 X Mark III does not have IBIS, while D500 does not have IBIS.

Which shoots faster bursts — the PowerShot G7 X Mark III or the D500?

PowerShot G7 X Mark III reaches 20 fps electronic. D500 reaches 10 fps electronic.

What's the weight difference between the PowerShot G7 X Mark III and D500?

PowerShot G7 X Mark III weighs 304 g and D500 weighs 760 g, so the PowerShot G7 X Mark III is 456 g lighter.

Do the PowerShot G7 X Mark III and D500 record 4K video?

PowerShot G7 X Mark III: 4K up to 30p. D500: 4K up to 30p.

Are the PowerShot G7 X Mark III and D500 weather sealed?

PowerShot G7 X Mark III: No. D500: Yes.

Which has better battery life?

Rated battery life is 235 shots (CIPA) for the PowerShot G7 X Mark III and 1,240 shots for the D500, giving the D500 the edge.

How much does each cost?

PowerShot G7 X Mark III launched at $749 and D500 at $1,999. The PowerShot G7 X Mark III is $1,250 less.

Can't decide between two? Compare a third camera.

Add any camera to get a three-way PowerShot G7 X Mark III vs D500 vs X comparison.

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.