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