Reasons to choose Exilim EX-S20
Released in 2003, Exilim EX-S20 has about 21 mm² of sensor area, 1.9 MP effective resolution, and a 78 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Casio Exilim EX-S20
vs Casio GV-20
VS
Sensor area
21 mm²
Exilim EX-S2015 mm²
GV-20- Area ratio
- 1.41:1
- Absolute difference
- 6 mm²
- Relative difference
- 40.6%
The Exilim EX-S20 has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
These cameras were released 1 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
Exilim EX-S20MetricGV-20
1.9 MPEffective pixels1.9 MP
5.33 × 4Sensor4.5 × 3.37
3.35 µmPixel pitch2.83 µm
11.22 µm²Pixel area7.98 µm²
8.91 MP/cm²Pixel density12.53 MP/cm²
6.49Crop factor7.7
—Maximum video—
78 gWeight320 g
MultiMedia, Secure DigitalStorageCompactFlash type I
Lithium-Ion rechargeable Li-ion batteryBatteryAA (4) batteries (NiMH recommended)
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
How to choose between these cameras
The Exilim EX-S20 has the larger sensor area. The Exilim EX-S20 has the lighter body. The Exilim EX-S20 and GV-20 have the same effective resolution. The Exilim EX-S20 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose GV-20
Released in 2002, GV-20 has about 15 mm² of sensor area, 1.9 MP effective resolution, and a 320 g body. Use these values to narrow the field, not as an overall image-quality score.