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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
X3

Insta360

X3

5.7K 360 camera with dual 1/2-inch 48MP sensors, 72MP photos, 4K single-lens mode, and IPX8 10m waterproofing.

$449

Launch price

Released Sep 2022

X3 is 3.2 years newer.

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Wins

4categories

PowerShot G7 X Mark III

Wins

7categories

X3

Travel

3 categories tied

TL;DR — Key differences

PowerShot G7 X Mark III wins 1 categories·X3 wins 4 categories
  • BX3 has higher RAW buffer depth (60 frames vs 0 frames)
  • BX3 has higher IBIS effectiveness (6 stops vs 0 stops)
  • BX3 has higher Resolution (72 MP vs 20.1 MP)
  • APowerShot G7 X Mark III has higher Burst (mechanical) (20 fps vs 6 fps)
  • BX3 has higher Battery life (CIPA) (640 shots vs 235 shots)

Key specs at a glance

PowerShot G7 X Mark IIIX3
Resolution20.1 MP72 MP
Sensor13.2 × 8.8 mm1/2"
ISO max12,8006,400
Burst20 fps15 fps
4K30 fps30 fps
IBISNoNo
Weight304 g180 g
Battery235 shots640 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

X3 front view

X3

46 × 114 × 33 mm

180 g (0.40 lb / 6.35 oz)

PowerShot G7 X Mark III is 53mm shorter than X3 but it is also 59mm wider and 8mm thicker.

PowerShot G7 X Mark III is 124 g heavier than X3.

Depth (front-to-back): 41mm PowerShot G7 X Mark III · 33mm X3

Back view, to scale

Width × Height — same proportions as the front of the body.

PowerShot G7 X Mark III

105 × 61 mm

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

Credit card

85.6 × 54 mm

X3 back view

X3

46 × 114 mm

Top view, to scale

Width × Depth (front-to-back) — see which body is chunkier on the table.

PowerShot G7 X Mark III

105 × 41 mm

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

Credit card

85.6 × 54 mm

X3 top view

X3

46 × 33 mm

Sensor size, to scale

PowerShot G7 X Mark III

13.2 × 8.8 mm · 1″

116 mm² area

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use casePowerShot G7 X Mark IIIX3
Portrait
3.0Limited
3.0Limited
Sports & Action
4.0Fair
5.0Fair✓ wins
Video & Hybrid
4.0Fair
4.0Fair
Landscape
0.0Limited
5.0Fair✓ wins
Travel
3.5Limited
7.0Good✓ wins
Wildlife
2.5Limited
4.5Fair✓ wins
Vlogging
5.0Fair✓ wins
4.0Fair

Why pick one over the other

Reasons to choose

PowerShot G7 X Mark III

  • Subject recognition

    Adds Human

  • Dimensions (W×H×D mm)

    Adds 105, 60.9, 41.4

  • Card types

    Adds SD UHS-I

  • Burst (mechanical)

    20 fps vs 6 fps — higher is better

  • AA filter

    Only PowerShot G7 X Mark III supports it

  • ISO max (native)

    12,800 vs 6,400 — higher is better

  • Eye AF

    Only PowerShot G7 X Mark III supports it

  • 1080p max frame rate

    120 fps vs 60 fps — higher is better

Reasons to choose

X3

  • RAW buffer depth

    60 frames vs 0 frames — higher is better

  • IBIS effectiveness

    6 stops vs 0 stops — higher is better

  • Stabilization modes

    Adds FlowState, 360° Horizon Lock, Active HDR

  • Dimensions (W×H×D mm)

    Adds 46, 114, 33.1

  • Card types

    Adds microSD

  • Resolution

    72 MP vs 20.1 MP — higher is better

  • Battery life (CIPA)

    640 shots vs 235 shots — higher is better

  • Pre-Capture / Pre-Release

    Only X3 supports it

Both cameras share

  • 4K max frame rateBoth 30 fps
  • Card slotsBoth 1
  • TouchscreenBoth support touchscreen
  • Wi-FiBoth support wi-fi
  • BluetoothBoth support bluetooth
  • Microphone jack (3.5mm)Both support microphone 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

X3

Pros

  • 72MP 360 photos
  • 5.7K60 360 video
  • Great value used
  • 10m waterproof

Cons

  • No 8K vs X4
  • Single-lens capped at 4K30
  • Older AI editing

Decided which one is right for you?

Compare live prices for the PowerShot G7 X Mark III and X3 at major authorized retailers.

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Full specifications

= category winner

PowerShot G7 X Mark III
X3
Resolution
20.1 MP
72 MP3.6× more
Sensor type
1.0-inch stacked CMOS
Dual 1/2" CMOS (360°)
Sensor size
13.2 × 8.8 mm
1/2"
AA filter
Yes
PowerShot G7 X Mark III
X3
Aperture
f/1.8–2.8
f/1.9
Focal length (35mm equiv.)
24–100 mm
6.7 mm
PowerShot G7 X Mark III
X3
Processor
DIGIC 8
Image processor
PowerShot G7 X Mark III
X3
ISO min (native)
125
100−25 less
ISO max (native)
12,800+1 stop
6,400
ISO max (expanded)
25,600
6,400
PowerShot G7 X Mark III
X3
Shutter type
Mechanical + Electronic
Electronic shutter
Max mechanical speed
1/2000 sec
1/8000 sec
Max electronic speed
1/16000 sec
1/8000 sec

Frequently asked

Quick answers generated from verified specs.

Which is better for landscape, PowerShot G7 X Mark III or X3?

X3 scores 5.0/10 versus 0.0/10 for PowerShot G7 X Mark III — 72MP — massive detail for large prints.

What's the resolution difference between the PowerShot G7 X Mark III and X3?

PowerShot G7 X Mark III is 20.1 MP and X3 is 72 MP, so the X3 captures more detail for cropping and large prints.

How does stabilization compare between the PowerShot G7 X Mark III and X3?

PowerShot G7 X Mark III does not have IBIS, while X3 uses FlowState + 360° Horizon Lock (electronic).

Which shoots faster bursts — the PowerShot G7 X Mark III or the X3?

PowerShot G7 X Mark III reaches 20 fps electronic. X3 reaches 15 fps electronic.

What's the weight difference between the PowerShot G7 X Mark III and X3?

PowerShot G7 X Mark III weighs 304 g and X3 weighs 180 g, so the X3 is 124 g lighter.

Do the PowerShot G7 X Mark III and X3 record 4K video?

PowerShot G7 X Mark III: 4K up to 30p. X3: 4K up to 30p.

Are the PowerShot G7 X Mark III and X3 weather sealed?

PowerShot G7 X Mark III: No. X3: Yes.

Which has better battery life?

Rated battery life is 235 shots (CIPA) for the PowerShot G7 X Mark III and 640 shots for the X3, giving the X3 the edge.

How much does each cost?

PowerShot G7 X Mark III launched at $749 and X3 at $449. The X3 is $300 less.

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

Add any camera to get a three-way PowerShot G7 X Mark III vs X3 vs X comparison.

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

Product images courtesy of Canon and Insta360 press materials.