
Olympus
$340

Sony
$500
Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) and Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens are closely matched cameras devices with nearly identical overall scores (3.8 vs 3.7). The best choice depends on which specific features matter most to you.
Scores are relative within the camerascategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
| Spec | Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) | Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens |
|---|---|---|
| Megapixels | 20.3MP | 24.2MP✓ |
| Video | 4K@30fps | 4K@30fps |
| Display | 3" | 3" |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Yes |
| Bluetooth | Bluetooth 4.2 | Yes |
| Weight | 408g✓ | 650g |
| Price | 339.99$✓ | 500$ |
Buy Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) if…
The Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens if…
The Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) and Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens are closely matched cameras devices with nearly identical overall scores (3.8 vs 3.7). The best choice depends on which specific features matter most to you.
Both products score similarly — it depends on your priorities.
Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) is cheaper at $339.99 vs $500 for the Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens.
The Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
The Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens has a larger battery (2,280mAh vs 1,210mAh for the Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only)), which generally means longer use between charges.
Sony a7 III ILCE-7M3K B 24.2MP Full Frame Mirrorless Camera w 28-70mm Lens has a higher-resolution main camera (24.2MP vs 20.3MP). Note that megapixels are one factor — sensor quality and processing also matter.
Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Black (Body Only) is lighter at 408g vs 650g.