Decision tools · Compare

EOS-1D vs A1

Quick take: The A1 has the highest resolution at 50MP; the EOS-1D is the most affordable.

16 specs side by side·14 genres scored·UK prices from Wex Photo Video and Clifton Cameras

How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.

Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more

Verdictwhich should you buy?

EOS-1D — Professional Digital Camera History Collectors: Canon's first pro digital DSLR — a 4MP, 8fps APS-H monster from 2001 that set the template for every 1D to follow. A landmark piece of digital camera history.

A1 — Professional Sport, Wildlife, Portrait & Hybrid Shooting: 50MP, 30fps, 8K — the Sony A1 is the most complete professional camera ever made.

Who should buy what
EOS-1D (2001)
is the right camera for you if…
  • Collectors of professional digital camera milestones
  • Canon historians documenting the evolution of the EOS-1 line
  • Sports photography archivists
A1 (2021)
is the right camera for you if…
  • Professional photographers who need resolution and speed without compromise
  • Sports and wildlife photographers demanding the absolute fastest Sony
  • Studio and fashion photographers who also shoot sport or events
  • A9 III or A7R V owners who want a single body that does everything
Full specificationsthe better value in each row is highlighted
Specification EOS-1DCanon · 2001A1Sony · 2021
Price £150Best£4,799
Sensor 4.1MP APS-H CMOS (1.3× crop)50.1MP Full-Frame Stacked BSI CMOS Exmor RS
Resolution 4.1MP50.1MPBest
Video —8K/30p, 4K/120p, 1080p/240p
Autofocus 45-point AF with 7 cross-type pointsReal-time Tracking, AI subject recognition — 759 phase-detect points
Stabilisation —IBIS — up to 5.5 stops
Burst Rate 8fps continuous (up to 21 RAW frames)30fps electronic with full AF/AEBest
Battery Life ~1200 shots per chargeBest~430 shots (CIPA)
Weight 1225g (body only)737g (with battery and card)Best
Dimensions 155.6 × 117.8 × 77.5mm128.9 × 96.9 × 80.8mm
Weather Sealed YesYes
Viewfinder OVF, 0.72× magnification, 100% coverageEVF, 9.44M dots, 0.90× magnification, 240fps
Screen 2.0" fixed LCD3.0" fully tilting touchscreen
Mount Canon EFSony FE mount (full-frame E-mount)
Memory Cards CompactFlash Type I/IIDual CFexpress Type A / SD UHS-II
Connectivity USB 1.1, FireWireUSB-C, Wi-Fi 5GHz, Bluetooth, Ethernet, HDMI

Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.

How they score by genreengine base scores out of 10
Genre
EOS-1D
A1
Portrait
4.7/10
8.2/10
Street
3.6/10
6.1/10
Travel
3.7/10
6.0/10
Wedding & Events
5.0/10
7.9/10
Documentary
3.7/10
7.6/10
Sports & Action
5.6/10
8.8/10
Landscape
3.7/10
7.6/10
Wildlife
5.9/10
8.7/10
Casual
1.9/10
4.8/10
Food
3.1/10
7.4/10
Macro
2.9/10
7.3/10
Architecture
3.3/10
7.9/10
Astrophotography
5.6/10
6.8/10
Filmmaking
—
7.8/10

Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →

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