Nikon
D6
Nikon flagship sports DSLR with 14fps and the most advanced DSLR autofocus.
$6,499
Released Feb 2020
Sony
Alpha 1 II
50MP stacked flagship with 30fps RAW, 8K video, and Sony's fastest hybrid performance.
$6,499
Released Nov 2024
Alpha 1 II is 4.8 years newer.
Wins
D6
Wins
Alpha 1 II
2 categories tied
TL;DR — Key differences
- BAlpha 1 II has higher IBIS effectiveness (8.5 stops vs 0 stops)
- BAlpha 1 II has higher AF points / zones (759 vs 105)
- AD6 has higher Battery life (CIPA) (3580 shots vs 520 shots)
- BAlpha 1 II has higher 4K max frame rate (120 fps vs 30 fps)
- AD6 has higher ISO max (native) (102,400 vs 32,000)
Key specs at a glance
Size and weight, to scale
D6
160 × 163 × 92 mm
1270 g (2.80 lb / 44.80 oz)
Alpha 1 II
136 × 97 × 83 mm
743 g (1.64 lb / 26.21 oz)
D6 is 24mm wider, 66mm taller, and 9mm thicker than Alpha 1 II.
D6 is 527 g heavier than Alpha 1 II.
Depth (front-to-back): 92mm D6 · 83mm Alpha 1 II
Sensor size, to scale
D6
35.9 × 23.9 mm · Full Frame
858 mm² area
Alpha 1 II
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
D6
Nikon F
270+
native lenses available
Alpha 1 II
✓ 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
D6
Codecs
Adds H.264/AVC
Dimensions (W×H×D mm)
Adds 160, 163, 92
Card types
Adds CFexpress Type B / XQD, CFexpress Type B / XQD
Battery life (CIPA)
3580 shots vs 520 shots — higher is better
ISO max (native)
102,400 vs 32,000 — higher is better
AF low-light limit
-4.5 EV vs -4 EV — lower is better
Burst (mechanical)
14 fps vs 10 fps — higher is better
Reasons to choose
Alpha 1 II
Subject recognition
Adds Human, Animal, Bird…
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
IBIS effectiveness
8.5 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 136.1, 96.9, 82.9
Card types
Adds CFexpress Type A, SD UHS-II
AF points / zones
759 vs 105 — higher is better
4K max frame rate
120 fps vs 30 fps — higher is better
Burst (electronic)
30 fps vs 10.5 fps — higher is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓ISO min (native) — Both 100
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
Pros & cons at a glance
Editorially curated highlights and trade-offs.
D6
Pros
- ✓14fps flagship
- ✓Pro build
- ✓Best DSLR AF
- ✓Dual CFexpress
Cons
- –20MP
- –DSLR platform
- –Very expensive
Alpha 1 II
Pros
- ✓50MP stacked sensor
- ✓30fps blackout-free burst
- ✓8K 30p video
- ✓Best Sony AF
Cons
- –Very expensive
- –Complex menus
- –Large files
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, D6 or Alpha 1 II?
Alpha 1 II scores 9.0/10 versus 2.5/10 for D6 — 30fps burst — pro-level action capture.
What's the resolution difference between the D6 and Alpha 1 II?
D6 is 20.8 MP and Alpha 1 II is 50.1 MP, so the Alpha 1 II captures more detail for cropping and large prints.
Do the D6 and Alpha 1 II have in-body image stabilization?
D6 does not have IBIS, while alpha 1 II has 8.5-stop in-body image stabilization.
Which shoots faster bursts — the D6 or the Alpha 1 II?
D6 reaches 14 fps mechanical. Alpha 1 II reaches 30 fps electronic.
What's the weight difference between the D6 and Alpha 1 II?
D6 weighs 1270 g and Alpha 1 II weighs 743 g, so the Alpha 1 II is 527 g lighter.
Do the D6 and Alpha 1 II record 4K video?
D6: 4K up to 30p. Alpha 1 II: 8K (max), 4K up to 120p.
Are the D6 and Alpha 1 II weather sealed?
D6: Yes. Alpha 1 II: Yes.
Which has better battery life?
Rated battery life is 3,580 shots (CIPA) for the D6 and 520 shots for the Alpha 1 II, giving the D6 the edge.
How much does each cost?
Both launched at $6,499.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.
Product images courtesy of Nikon and Sony press materials.