Ricoh
GR IV
Latest GR with 25.74MP APS-C sensor, 28mm equivalent lens, 5-axis SR, 53GB internal memory, and pocket street-camera handling.
$1,499
Launch priceReleased Jan 2026
Sony
Alpha 7R VI
66.8MP stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's AI processing unit.
$4,499
Launch priceReleased Jun 2026
Alpha 7R VI is 5 months newer.
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Wins
GR IV
Wins
Alpha 7R VI
1 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 7R VI has higher AF points / zones (759 vs 49)
- BAlpha 7R VI has higher Burst (electronic) (30 fps vs 4 fps)
- AGR IV has higher ISO max (native) (204,800 vs 32,000)
- AGR IV has lower Weight (262 g vs 713 g)
- BAlpha 7R VI has higher Resolution (66.8 MP vs 25.74 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
GR IV
109 × 61 × 33 mm
262 g (0.58 lb / 9.24 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
GR IV is 23mm narrower, 36mm shorter, and 50mm thinner than Alpha 7R VI.
GR IV is 451 g lighter than Alpha 7R VI.
Depth (front-to-back): 33mm GR IV · 83mm Alpha 7R VI
Back view, to scale
Width × Height — same proportions as the front of the body.
GR IV
109 × 61 mm
Credit card
85.6 × 54 mm
Alpha 7R VI
133 × 97 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
GR IV
109 × 33 mm
Credit card
85.6 × 54 mm
Alpha 7R VI
133 × 83 mm
Sensor size, to scale
GR IV
23.3 × 15.5 mm · APS-C
361 mm² area
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
2.4× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
GR IV: mount data unavailable
Alpha 7R VI
✓ more lensesSony E
350+
native lenses available
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
Why pick one over the other
Reasons to choose
GR IV
Codecs
Adds MPEG-4 AVC/H.264, MOV
Dimensions (W×H×D mm)
Adds 109.4, 61.1, 32.7
Card types
Adds microSD, microSDHC, microSDXC UHS-I
ISO max (native)
204,800 vs 32,000 — higher is better
Weight
262 g vs 713 g — lower is better
Subject recognition
Adds Face
Reasons to choose
Alpha 7R VI
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
AF points / zones
759 vs 49 — higher is better
Burst (electronic)
30 fps vs 4 fps — higher is better
Subject recognition
Adds Human, Animal, Bird…
Resolution
66.8 MP vs 25.74 MP — higher is better
Battery life (CIPA)
600 shots vs 250 shots — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓Eye AF — Both support eye af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GR IV
Pros
- ✓25.74MP APS-C sensor
- ✓5-axis sensor-shift SR
- ✓53GB internal memory
- ✓Pocketable 28mm GR lens
Cons
- –Fixed lens
- –No built-in EVF
- –Full HD video only
Alpha 7R VI
Pros
- ✓66.8MP stacked full-frame sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓5-axis sensor-shift stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
Decided which one is right for you?
Compare live prices for the GR IV and Alpha 7R VI at major authorized retailers.
Ricoh GR IV
Sony Alpha 7R VI
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, GR IV or Alpha 7R VI?
Alpha 7R VI scores 7.0/10 versus 1.5/10 for GR IV — 30fps burst — pro-level action capture.
What's the resolution difference between the GR IV and Alpha 7R VI?
GR IV is 25.74 MP and Alpha 7R VI is 66.8 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the GR IV and Alpha 7R VI have in-body image stabilization?
GR IV has in-body image stabilization, while Alpha 7R VI has in-body image stabilization.
Which shoots faster bursts — the GR IV or the Alpha 7R VI?
GR IV reaches 4 fps electronic. Alpha 7R VI reaches 30 fps electronic.
What's the weight difference between the GR IV and Alpha 7R VI?
GR IV weighs 262 g and Alpha 7R VI weighs 713 g, so the GR IV is 451 g lighter.
Do the GR IV and Alpha 7R VI record 4K video?
GR IV: 4K up to 60p. Alpha 7R VI: 8K (max), 4K up to 120p.
Are the GR IV and Alpha 7R VI weather sealed?
GR IV: No. Alpha 7R VI: No.
Which has better battery life?
Rated battery life is 250 shots (CIPA) for the GR IV and 600 shots for the Alpha 7R VI, giving the Alpha 7R VI the edge.
How much does each cost?
GR IV launched at $1,499 and Alpha 7R VI at $4,499. The GR IV is $3,000 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way GR IV vs Alpha 7R VI vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Ricoh and Sony press materials.