Compare
Specifications
Samsung Galaxy S Duos 2 S7582 |
Karbonn A21 |
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Full
Differences
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Samsung Galaxy S Duos 2 S7582 |
Karbonn A21 |
| Network | ||
|---|---|---|
| Technology | GSM / HSPA | GSM / HSPA |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| GSM 850 / 900 / 1800 / 1900 - S7580 | ||
| 3G Network | HSDPA 900 / 2100 - S7580, S7582 | HSDPA 2100 |
| Speed | HSPA 21.1/5.76 Mbps | HSPA 7.2/0.384 Mbps |
| Launch | ||
|---|---|---|
| Announced | 2013, November. Released 2013, December | 2012 |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Dimensions | 121.5 x 63.1 x 10.6 mm (4.78 x 2.48 x 0.42 in) | - |
| Weight | 118 g (4.16 oz) | - |
| SIM | Dual SIM (Mini-SIM, dual stand-by) | Dual SIM (Mini-SIM) |
| Display | ||
|---|---|---|
| Type | TFT | TFT, 256K colors |
| Size | 4.0 inches, 45.5 cm2 (~59.4% screen-to-body ratio) | 4.5 inches, 57.6 cm2 |
| Resolution | 480 x 800 pixels, 5:3 ratio (~233 ppi density) | 480 x 800 pixels, 5:3 ratio (~207 ppi density) |
| Platform | ||
|---|---|---|
| OS | Android 4.2.2 (Jelly Bean) | Android 4.0 (Ice Cream Sandwich) |
| Chipset | BCM 28145/28155 | |
| CPU | Dual-core 1.2 GHz Cortex-A9 | Dual-core 1.2 GHz |
| GPU | Broadcom VideoCore IV | |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDHC (dedicated slot) |
| Internal | 4GB 768MB RAM | 4GB 512MB RAM |
| Main Camera | ||
|---|---|---|
| Modules | 5 MP, AF | 5 MP, AF |
| Features | LED flash | LED flash |
| Video | 720p@30fps | Yes |
| Selfie Camera | ||
|---|---|---|
| Modules | VGA | 1.3 MP |
| Video | ||
ADVERTISEMENT
| Sound | ||
|---|---|---|
| Loudspeaker | Yes | Yes |
| 3.5mm jack | Yes | Yes |
| Comms | ||
|---|---|---|
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n |
| Bluetooth | 4.0, A2DP | 2.1, A2DP |
| Positioning | GPS, GLONASS | GPS |
| NFC | No | No |
| Infrared port | No | No |
| Radio | Stereo FM radio, RDS | No |
| USB | microUSB 2.0 | microUSB 2.0 |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, proximity, compass | Accelerometer, proximity |
| Battery | ||
|---|---|---|
| Type | Li-Ion 1500 mAh, removable | Li-Ion 1800 mAh, removable |
| Stand-by | Up to 280 h (3G) | Up to 200 h |
| Talk time | Up to 8 h (3G) | Up to 5 h |
| Misc | ||
|---|---|---|
| Colors | White, Black | Pearl White | SAR | 0.74 W/kg (head) 1.02 W/kg (body) |
| SAR EU | 0.59 W/kg (head) 0.42 W/kg (body) | 0.44 W/kg (head) |
| Models | GT-S7582, GT-S7580, GT-S7583T, GT-S7582L | |
| Price | About 130 EUR | About 130 EUR |