Head to head · specs cited · drawn to scale

Sony A7R III vs Sony ZV-E1

Every spec below is quoted from the makers' official pages — where a figure isn't published we say so rather than guess. Sizes are drawn at true relative scale from published dimensions, and the bag-fit row is computed against our measured bag catalog.

The 3 biggest published differences

Sony A7R III A7R III Sony E
Sony ZV-E1 ZV-E1 Sony E
Overview
Type MirrorlessMirrorless
Format Full-frameFull-frame
Lens mount Sony ESony E
Released —, not published—, not published
Sensor & Image
Sensor type 35mm full frame (35.9x24.0mm), Exmor R CMOS sensor35mm full frame (35.6 x 23.8 mm), Exmor R CMOS sensor
Sensor size Full-frameFull-frame
Resolution (MP) 42.412.1
In-body stabilisation 5.55.0
ISO range 10080
Autofocus & Speed
AF system Fast Hybrid AF (phase-detection AF/contrast-detection AF)Fast Hybrid AF (phase-detection AF / contrast-detection AF)
Subject detection 35mm full frame: 399 points (phase-detection AF) / 425 points (contrast-detection AF); Eye AF (Human/Animal)Human, Animal, Bird, Insect, Car, Train, Airplane; Still images: Max. 759 points (phase-detection AF)
Burst — mechanical 10—, not published
Burst — electronic —, not published10
Video
Max video 4K (3840 x 2160) up to 30p4K (3840 x 2160) up to 59.94p (XAVC HS/XAVC S, 10-bit 4:2:2)
Codecs / sampling XAVC S, AVCHDXAVC S (MPEG-4 AVC/H.264), XAVC HS (MPEG-H HEVC/H.265)
Recording limit —, not published—, not published
Viewfinder & Screen
EVF resolution 3,686,400 dots—, not published
EVF magnification approx. 0.78x (with 50mm lens at infinity, -1m-1)—, not published
Rear screen 7.5cm (3.0-type) type TFT, 1,440,000 dots7.5 cm (3.0-type) type TFT, 1,036,800 dots
Body & Handling
Dimensions (W×H×D) 126.9 × 95.6 × 73.7 mm121 × 71.9 × 54.3 mm
Weight (body) 657 g483 g
Weather sealing Sealing is provided throughout the body to minimise entry of dust and moisture (not guaranteed 100% dust and moisture proof)—, not published
Shutter durability —, not published—, not published
Power & Storage
Battery life (CIPA) Approx. 530 shots (Viewfinder) / approx. 650 shots (LCD monitor)Approx. 570 shots (LCD monitor)
Battery NP-FZ100NP-FZ100
Card slots 2 (SLOT1: SD UHS-I/II compliant; SLOT2: Multi slot for Memory Stick Duo/SD UHS-I compliant)1 (Slot for SD UHS-I/II compliant memory card)
Connectivity
USB USB Type-C (SuperSpeed USB 3.1 Gen 1 compatible), Multi/Micro USB TerminalUSB Type-C Terminal (SuperSpeed USB 5 Gbps / USB 3.2 compatible)
Wireless Wi-Fi IEEE 802.11b/g/n (2.4GHz band), Bluetooth Standard Ver. 4.1 (2.4GHz band)Wi-Fi IEEE 802.11a/b/g/n/ac (2.4GHz/5GHz band), Bluetooth Standard Ver. 4.2 (2.4GHz band)
HDMI HDMI micro connector (Type-D)HDMI micro connector (Type-D)
Price
Launch price —, not published—, not published
Size, to scale
A7R III126.9×95.6×73.7ZV-E1121×71.9×54.3

Front view, drawn at the same scale from each maker's published W×H (mm).

Smallest bag that fits
Body + standard zoom Think Tank Mirrorless Mover 25 V2 Fits
with 24-105 f/4 · View at B&H Photo Video
Tenba BYOB 9 Camera Insert Fits
with 24-105 f/4 · View at B&H Photo Video

Sources

official · A7R III specifications: Sony (official specifications page) · accessed 2026-07-10
“Number Of Pixels (Effective): Approx. 42.4 megapixels. Focus Point: 35mm full frame: 399 points (phase-detection AF)... / 425 points (contrast-detection AF). Continuous Drive Speed (approx. max.): Continuous shooting: Hi+: max. 10 fps. Compensation Effect: 5.5 stops (based on CIPA standard. Pitch/yaw shake only. With Planar T* FE 50mm F1.4 ZA lens mounted. Long exposure NR off.)”
official · ZV-E1 specifications: Sony (official specifications page) · accessed 2026-07-10
“NUMBER OF PIXELS (EFFECTIVE): Still images: Approx. 12.1 megapixels max. FOCUS POINT: Still images: Max. 759 points (phase-detection AF). COMPENSATION EFFECT (STILL IMAGES): 5.0 stops (based on CIPA standard. Pitch/yaw shake only. With FE 50mm F1.2 GM lens mounted.) SPEED (APPROX. MAX.): Hi+: 10 fps”

Spec values are the manufacturers' published figures, compared factually — we don't rank cameras. Fit verdicts are planning estimates from published interior dimensions, not guarantees. See methodology.

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