Karbonn A27 Retina vs Samsung Galaxy S Duos S7562
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| PHONES | ||
|---|---|---|
| Phone Names | Karbonn A27 Retina | Samsung Galaxy S Duos S7562 |
| Network | ||
|---|---|---|
| 2G bands | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 2100 | HSDPA 900 / 2100 - SIM 1 & SIM 2 |
| Speed | HSPA 7.2/0.384 Mbps | HSPA 7.2/5.76 Mbps |
| Technology | GSM / HSPA | GSM / HSPA |
| Launch | ||
|---|---|---|
| Announced | 2013, March. Released 2013, March | 2012, July. Released 2012, September |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Build | - | Glass front, plastic back, plastic frame |
| Dimensions | 133.6 x 66 x 9.1 mm (5.26 x 2.60 x 0.36 in) | 121.5 x 63.1 x 10.5 mm (4.78 x 2.48 x 0.41 in) |
| SIM | Dual SIM (Mini-SIM) | Dual SIM (Mini-SIM, dual stand-by) |
| Weight | 126.5 g (4.44 oz) | 120 g (4.23 oz) |
| Display | ||
|---|---|---|
| Resolution | 540 x 960 pixels, 16:9 ratio (~256 ppi density) | 480 x 800 pixels, 5:3 ratio (~233 ppi density) |
| Size | 4.3 inches, 51.0 cm2 (~57.8% screen-to-body ratio) | 4.0 inches, 45.5 cm2 (~59.4% screen-to-body ratio) |
| Type | IPS LCD | TFT |
| Platform | ||
|---|---|---|
| CPU | Dual-core 1.2 GHz | 1.0 GHz Cortex-A5 |
| Chipset | - | Qualcomm MSM7227A Snapdragon S1 |
| GPU | - | Adreno 200 |
| OS | Android 4.1 (Jelly Bean) | Android 4.0 (Ice Cream Sandwich) |
| Memory | ||
|---|---|---|
| Card slot | microSDHC (dedicated slot) | microSDHC (dedicated slot) |
| Internal | 4GB 512MB RAM | 4GB (1.8GB user available), 768MB RAM |
| Main Camera | ||
|---|---|---|
| Features | LED flash | LED flash |
| Single | 8 MP, AF | 5 MP, f/2.6, AF |
| Video | Yes | 480p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 2 MP | VGA |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | Yes | 3.0, A2DP |
| NFC | No | - |
| Positioning | GPS | GPS, A-GPS |
| Radio | FM radio | Stereo FM radio, RDS |
| USB | Proprietary | microUSB 2.0 |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| Features | ||
|---|---|---|
| Sensors | Accelerometer | Accelerometer, proximity, compass |
| Battery | ||
|---|---|---|
| Stand-by | Up to 180 h | Up to 445 h (2G) / Up to 330 h (3G) |
| Talk time | Up to 4 h | Up to 13 h (2G) / Up to 7 h 25 min (3G) |
| Type | Li-Ion 1800 mAh battery | Removable Li-Ion 1500 mAh battery |
| Misc | ||
|---|---|---|
| Colors | Black | White, Black, La Fleur |
| Models | - | GT-S7562 |
| Price | About 160 EUR | About 110 EUR |
| SAR | - | 0.27 W/kg (head) 0.65 W/kg (body) |
| SAR EU | 1.00 W/kg (head) | 0.47 W/kg (head) |
| Tests | ||
|---|---|---|
| Audio quality | - | Noise -81.6dB / Crosstalk -80.5dB |
| Battery life | - | Endurance rating 43h |
| Camera | - | Photo |
| Display | - | Contrast ratio: 964 (nominal) / 1.400:1 (sunlight) |
| Loudspeaker | - | Voice 61dB / Noise 60dB / Ring 65dB |
| OUR TESTS | ||
|---|---|---|
| Audio quality | - | Noise -81.6dB / Crosstalk -80.5dB |
| Battery (old) | - | Endurance rating 43h |
| Camera | - | Photo |
| Display | - | Contrast ratio: 964 (nominal) / 1.400:1 (sunlight) |
| Loudspeaker | - | Voice 61dB / Noise 60dB / Ring 65dB |