As well as being compared against other mirrorless, the Sony Alpha a7 III is also often compared to boutiques, pro DSLRs and entry-level DSLRs. The Sony Alpha a7 III's top rivals come from Fujifilm (such as the X-T3 and the X-T100) and Canon (such as the EOS R and the EOS 5D Mark IV)

compared toMirrorless interchangeable-lens competitors

Generally, some of the advantages of the Sony Alpha a7 III compared to other mirrorless interchangeable-lens competitors include: it slightly larger viewfinder (0.78x vs 0.49x), records high-speed movies (120 fps vs none), has a touch screen, has a much longer battery life (710 shots vs 410 shots) and uses fast phase detection autofocus (phase detection vs contrast detection).

However, on average it has a slightly smaller screen (3" vs 3.2"), has a significantly lower resolution screen (921k dots vs 1,440k dots), takes slightly lower resolution photos (24 MP vs 42.2 MP) and significantly lower maximum light sensitivity (51,200 ISO vs 409,600 ISO).

Fujifilm X-T3

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6 months newer
$1,499 (body only)
$1,899 18-55mm lens

Significant advantages of the X-T3 (vs the Alpha a7 III)

  • Much larger screen: 3.2" vs 3"

Significant disadvantages of the X-T3 (vs the Alpha a7 III)

  • Significantly smaller viewfinder: 0.49x vs 0.78x
  • Much shorter battery life: 390 shots vs 710 shots
  • Significantly fewer focus points: 425 vs 693

common strengths of the X-T3 and Alpha a7 III

  • Both have digital viewfinders: Digital vs Digital
  • Weather sealed
  • Many focus points: 425 vs 693

Sony Alpha a7R III

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4 months older
$2,998 - $3,298 (body only)
$3,400 28-70mm lens

Significant advantages of the Alpha a7R III (vs the Alpha a7 III)

  • Much higher resolution screen: 1,440k dots vs 921k dots
  • Much higher true resolution: 42.2 MP vs 24 MP
  • Better maximum light sensitivity: 102,400 ISO vs 51,200 ISO

Significant disadvantages of the Alpha a7R III (vs the Alpha a7 III)

  • Significantly fewer focus points: 399 vs 693

common strengths of the Alpha a7R III and Alpha a7 III

  • Above average viewfinder size: 0.78x vs 0.78x
  • Both have digital viewfinders: Digital vs Digital
  • Weather sealed

Panasonic Lumix DC-GH5

Panasonic Lumix DC-GH5
1 year older
$1,698 (body only)
$1,925 - $2,400 12-60mm lens

Significant advantages of the Lumix DC-GH5 (vs the Alpha a7 III)

  • Much higher resolution screen: 1,620k dots vs 921k dots
  • Much larger screen: 3.2" vs 3"
  • Significantly longer exposures: 60 seconds vs 30 seconds

Significant disadvantages of the Lumix DC-GH5 (vs the Alpha a7 III)

  • Much smaller viewfinder: 0.37x vs 0.78x
  • Doesn't record high-speed movies: None vs 120 fps
  • Many fewer focus points: 225 vs 693

common strengths of the Lumix DC-GH5 and Alpha a7 III

  • Good movie support: 4K @ 24fps vs UHD @ 30fps
  • Both have digital viewfinders: Digital vs Digital
  • Weather sealed

Sony Alpha a6500

Sony Alpha a6500
1 year older
$1,198 (body only)
$1,598 18-135mm lens

Significant advantages of the Alpha a6500 (vs the Alpha a7 III)

  • Significantly smaller: Mid size (120×67×53 mm) vs Prosumer size (127×96×74 mm)
  • Significantly lighter: 453 g vs 650 g
  • Thinner: 2.1" vs 2.9"

Significant disadvantages of the Alpha a6500 (vs the Alpha a7 III)

  • Much smaller viewfinder: 0.46x vs 0.78x
  • Much shorter battery life: 350 shots vs 710 shots
  • Significantly fewer focus points: 425 vs 693

common strengths of the Alpha a6500 and Alpha a7 III

  • Both have digital viewfinders: Digital vs Digital
  • Weather sealed
  • Many focus points: 425 vs 693

Sony Alpha 7S II

Sony Alpha 7S II
2 years older
$2,398 (body only)
$3,200 - $3,441 24-70mm lens

Significant advantages of the 7S II (vs the Alpha a7 III)

  • Better maximum light sensitivity: 409,600 ISO vs 51,200 ISO
  • Significantly higher resolution screen: 1,228k dots vs 921k dots

Significant disadvantages of the 7S II (vs the Alpha a7 III)

  • No touch screen
  • Many fewer focus points: 169 vs 693
  • Much shorter battery life: 370 shots vs 710 shots

common strengths of the 7S II and Alpha a7 III

  • Above average viewfinder size: 0.77x vs 0.78x
  • Both have digital viewfinders: Digital vs Digital
  • Weather sealed

Sony Alpha 7R II

Sony Alpha 7R II
2 years older
$1,998 (body only)
$2,800 - $2,896 24-70mm lens

Significant advantages of the 7R II (vs the Alpha a7 III)

  • Much higher true resolution: 42.2 MP vs 24 MP
  • Significantly higher resolution screen: 1,228k dots vs 921k dots
  • Better maximum light sensitivity: 102,400 ISO vs 51,200 ISO

Significant disadvantages of the 7R II (vs the Alpha a7 III)

  • No touch screen
  • Much shorter battery life: 290 shots vs 710 shots
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the 7R II and Alpha a7 III

  • Both shoot very high resolution HD movies: UHD @ 30fps vs UHD @ 30fps
  • Above average viewfinder size: 0.78x vs 0.78x
  • Both have digital viewfinders: Digital vs Digital

compared toBoutique competitors

Generally, some of the advantages of the Sony Alpha a7 III compared to boutique competitors include: it has a much longer battery life (710 shots vs 250 shots) and has interchangeable lenses.

However, on average it has a significantly smaller screen (3" vs 3.7"), has a significantly lower resolution screen (921k dots vs 2,100k dots), takes slightly lower resolution photos (24 MP vs 45.4 MP), slightly lower maximum light sensitivity (51,200 ISO vs 204,800 ISO) and has slightly fewer focus points (693 vs 5,655).

Canon EOS R

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6 months newer
$2,299

Significant advantages of the EOS R (vs the Alpha a7 III)

  • Much higher resolution screen: 2,100k dots vs 921k dots
  • Many more focus points: 5,655 vs 693

Significant disadvantages of the EOS R (vs the Alpha a7 III)

  • Much shorter battery life: 370 shots vs 710 shots
  • Built-in lens only

common strengths of the EOS R and Alpha a7 III

  • Flip-out screens
  • Both use faster phase detection autofocus: Phase detection vs Phase detection
  • Have external mic jacks

Nikon Z 6

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5 months newer
$1,997 - $2,594

Significant advantages of the Z 6 (vs the Alpha a7 III)

  • Much higher resolution screen: 2,100k dots vs 921k dots
  • Better maximum light sensitivity: 204,800 ISO vs 51,200 ISO

Significant disadvantages of the Z 6 (vs the Alpha a7 III)

  • Much shorter battery life: 330 shots vs 710 shots
  • Built-in lens only

common strengths of the Z 6 and Alpha a7 III

  • Fast continuous shooting: 12 fps vs 10 fps
  • Flip-out screens
  • Both use faster phase detection autofocus: Phase detection vs Phase detection

Nikon Z 7

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5 months newer
$3,397 - $3,994

Significant advantages of the Z 7 (vs the Alpha a7 III)

  • Much higher resolution screen: 2,100k dots vs 921k dots
  • Significantly higher true resolution: 45.4 MP vs 24 MP

Significant disadvantages of the Z 7 (vs the Alpha a7 III)

  • Much shorter battery life: 330 shots vs 710 shots
  • Built-in lens only

common strengths of the Z 7 and Alpha a7 III

  • Flip-out screens
  • Both use faster phase detection autofocus: Phase detection vs Phase detection
  • Have external mic jacks

Leica TL2

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7 months older
$1,900 - $2,195

Significant advantages of the TL2 (vs the Alpha a7 III)

  • Much larger screen: 3.7" vs 3"
  • Significantly smaller: Mid size (134×69×33 mm) vs Prosumer size (127×96×74 mm)
  • Has a GPS

Significant disadvantages of the TL2 (vs the Alpha a7 III)

  • Much shorter battery life: 250 shots vs 710 shots
  • Built-in lens only
  • Lacks an external mic jack

common strengths of the TL2 and Alpha a7 III

  • None found

compared toPro DSLR competitors

Generally, some of the advantages of the Sony Alpha a7 III compared to pro DSLR competitors include: it records very high quality movies (UHD @ 30fps vs 1080p @ 30fps), slightly larger viewfinder (0.78x vs 0.71x), records high-speed movies (120 fps vs none), has image stabilization (sensor shift vs none) and has a touch screen.

However, on average it has a significantly smaller screen (3" vs 3.2"), has a significantly lower resolution screen (921k dots vs 1,620k dots), has a lower quality type of viewfinder (digital vs pentaprism), significantly fewer lenses available (92 lenses vs 171 lenses) and has a slightly shorter battery life (710 shots vs 1200 shots).

Nikon D750

Nikon D750
3 years older
$1,329 - $1,697 (body only)
$1,821 - $2,197 24-120mm lens

Significant advantages of the D750 (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Significantly larger screen: 3.2" vs 3"
  • Higher resolution screen: 1,229k dots vs 921k dots

Significant disadvantages of the D750 (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 60fps vs UHD @ 30fps
  • Many fewer focus points: 51 vs 693
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the D750 and Alpha a7 III

  • Flip-out screens
  • Fairly small: Professional size (141×113×78 mm) vs Prosumer size (127×96×74 mm)
  • Light weight: 750 g vs 650 g

Canon EOS 5D Mark IV

Canon EOS 5D Mark IV
1 year older
$2,375 - $3,099 (body only)
$3,143 - $3,999 24-105mm lens

Significant advantages of the 5D Mark IV (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Much higher resolution screen: 1,620k dots vs 921k dots
  • Significantly larger screen: 3.2" vs 3"

Significant disadvantages of the 5D Mark IV (vs the Alpha a7 III)

  • Many fewer focus points: 61 vs 693
  • Screen does not flip out
  • Larger: Professional size (151×116×76 mm) vs Prosumer size (127×96×74 mm)

common strengths of the 5D Mark IV and Alpha a7 III

  • Have touch screens
  • Announced: August 2016 vs February 2018
  • Fairly small: Professional size (151×116×76 mm) vs Prosumer size (127×96×74 mm)

Canon EOS 6D

Canon EOS 6D
5 years older
$999 - $1,269 (body only)
$1,499 - $1,999 24-105mm lens

Significant advantages of the 6D (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Significantly more lenses available: 165 lenses vs 92 lenses
  • Has a GPS

Significant disadvantages of the 6D (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 30fps vs UHD @ 30fps
  • Many fewer focus points: 11 vs 693
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the 6D and Alpha a7 III

  • Fairly small: Professional size (145×111×71 mm) vs Prosumer size (127×96×74 mm)
  • Very thin: 2.8" vs 2.9"
  • Light weight: 770 g vs 650 g

Nikon D810

Nikon D810
3 years older
$1,956 - $2,797 (body only)
$2,480 - $3,297 24-120mm lens

Significant advantages of the D810 (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Significantly larger screen: 3.2" vs 3"
  • Much higher true resolution: 36.2 MP vs 24 MP

Significant disadvantages of the D810 (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 60fps vs UHD @ 30fps
  • Many fewer focus points: 51 vs 693
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the D810 and Alpha a7 III

  • Light weight: 880 g vs 650 g
  • Inexpensive: $1,955.99 vs $1,898.00

Canon EOS 5D Mark III

Canon EOS 5D Mark III
6 years older
$2,499 (body only)
$3,499 24-105mm lens

Significant advantages of the 5D Mark III (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Significantly larger screen: 3.2" vs 3"
  • Significantly more lenses available: 165 lenses vs 92 lenses

Significant disadvantages of the 5D Mark III (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 30fps vs UHD @ 30fps
  • Many fewer focus points: 61 vs 693
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the 5D Mark III and Alpha a7 III

  • Fairly small: Professional size (152×116×76 mm) vs Prosumer size (127×96×74 mm)
  • Thin: 3" vs 2.9"
  • Light weight: 950 g vs 650 g

Canon EOS-1D X Mark II

Canon EOS-1D X Mark II
2 years older
$4,767 - $5,499 (body only)
$6,198 16-35mm lens

Significant advantages of the EOS-1D X Mark II (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentaprism vs Digital
  • Much higher resolution screen: 1,620k dots vs 921k dots
  • Significantly larger screen: 3.2" vs 3"

Significant disadvantages of the EOS-1D X Mark II (vs the Alpha a7 III)

  • Many fewer focus points: 61 vs 693
  • Screen does not flip out
  • Much larger: Large (158×168×83 mm) vs Prosumer size (127×96×74 mm)

common strengths of the EOS-1D X Mark II and Alpha a7 III

  • Have touch screens

compared toEntry-level DSLR competitors

Generally, some of the advantages of the Sony Alpha a7 III compared to entry-level DSLR competitors include: it records very high quality movies (UHD @ 30fps vs 1080p @ 60fps), much larger viewfinder (0.78x vs 0.55x), records high-speed movies (120 fps vs none), has image stabilization (sensor shift vs none) and has a touch screen.

However, on average it has a slightly smaller screen (3" vs 3.2"), has a much lower resolution screen (921k dots vs 1,229k dots), has a lower quality type of viewfinder (digital vs pentaprism), much fewer lenses available (92 lenses vs 230 lenses) and has a slightly shorter battery life (710 shots vs 1200 shots).

Nikon D7100

Nikon D7100
5 years older
$711 (body only)
$1,097 18-55mm lens

Significant advantages of the D7100 (vs the Alpha a7 III)

  • Much higher resolution screen: 1,229k dots vs 921k dots
  • Has an optical viewfinder: Pentaprism vs Digital
  • Much larger screen: 3.2" vs 3"

Significant disadvantages of the D7100 (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 60fps vs UHD @ 30fps
  • Many fewer focus points: 51 vs 693
  • Doesn't record high-speed movies: None vs 120 fps

common strengths of the D7100 and Alpha a7 III

  • Above average viewfinder size: 0.61x vs 0.78x
  • Weather sealed
  • Lots of focus points: 51 vs 693

Nikon D3400

Nikon D3400
1 year older
$326 (body only)
$409 - $447 18-55mm lens

Significant advantages of the D3400 (vs the Alpha a7 III)

  • Has an optical viewfinder: Pentamirror vs Digital
  • Much more lenses available: 230 lenses vs 92 lenses
  • Significantly longer battery life: 1200 shots vs 710 shots

Significant disadvantages of the D3400 (vs the Alpha a7 III)

  • Lower resolution movies: 1080p @ 60fps vs UHD @ 30fps
  • Many fewer focus points: 11 vs 693
  • Much smaller viewfinder: 0.55x vs 0.78x

common strengths of the D3400 and Alpha a7 III

  • Popularity: 314 vs 866