← ComparisonsCalculated from the sensor's pixel pitch and the lens focal length, for clear air.
Side by side
Sig Sauer ECHO CV25 vs Sig Sauer ECHO MV50-DV
The ECHO CV25 runs a 640×512 core at 12 µm behind a 25 mm lens; the ECHO MV50-DV runs 640×512 at 12 µm behind 25 mm. The ECHO CV25 is lighter by 2.4 oz.
How far you can see a person
Make out detailTell what it isSpot itMaker’s claim
Sig Sauer ECHO CV25640×512 · 12 µm · 25 mm
80 m make out detail130 m tell what it is521 m spot it
Sig Sauer ECHO MV50-DV640×512 · 12 µm · 25 mm
80 m make out detail130 m tell what it is521 m spot it
501002005001k2k5k m
| Spec | Sig SauerSig Sauer ECHO CV25 | Sig SauerSig Sauer ECHO MV50-DV |
|---|---|---|
| Published | ||
| Sensor | 640×512 | 640×512 |
| Pixel pitch | 12 µm | 12 µm |
| NETD | <20 mK | <20 mK |
| Refresh rate | 50 Hz | 50 Hz |
| Lens | 25 mm | 25 mm |
| Base magnification | 1× | 1.5× |
| Digital zoom | up to 8× | up to 24× |
| Field of view | 17.6° horizontal | 17.1° horizontal |
| Display | 1024x768 AMOLED | 1024x768 OLED |
| Run time | 9 h | 10 h |
| Battery type | 18650 | Internal + removable |
| Weight | 18.8 oz | 21.2 oz |
| Length | 5″ | 8.1″ |
| Laser rangefinder | No | No |
| Ballistic calculator | No | No |
| Records video | Yes | Yes |
| Wi-Fi | Yes | Yes |
| IP rating | IP67 | IP67 |
| Warranty | Infinite Guarantee | Infinite Guarantee |
| Approx. price | ~$4,000 | ~$4,000 |
| Derived here | ||
| IFOV | 0.480 mrad | 0.480 mrad |
| Est. detection | 521 m | 521 m |
| Est. recognition | 130 m | 130 m |
| Est. identification | 80 m | 80 m |
| Derived field of view | 17.5° | 17.5° |
| Pixels per degree | 36.6 | 36.6 |
| Where to buy | Sig Sauer → | Sig Sauer → |
Tinted rows are where these two differ. Prices are approximate.