Compare
Specifications
Sony Xperia U |
alcatel OT-991 |
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Differences
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Sony Xperia U |
alcatel OT-991 |
| Network | ||
|---|---|---|
| Technology | GSM / HSPA | GSM / HSPA |
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 - ST25i | HSDPA 850 / 1900 / 2100 |
| HSDPA 850 / 1900 / 2100 - ST25a | HSDPA 850 / 1700 / 2100 | |
| Speed | HSPA 14.4/5.76 Mbps | HSPA 7.2/0.384 Mbps |
| Launch | ||
|---|---|---|
| Announced | 2012, February. Released 2012, May | 2012, February. Released 2012, Q3 |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Dimensions | 112 x 54 x 12 mm (4.41 x 2.13 x 0.47 in) | 122 x 68 x 10.8 mm (4.80 x 2.68 x 0.43 in) |
| Weight | 110 g (3.88 oz) | 131.3 g (4.62 oz) |
| SIM | Mini-SIM | Mini-SIM |
| Display | ||
|---|---|---|
| Type | TFT | TFT, 256K colors |
| Size | 3.5 inches, 33.8 cm2 (~55.8% screen-to-body ratio) | 4.0 inches, 47.6 cm2 (~57.4% screen-to-body ratio) |
| Resolution | 480 x 854 pixels, 16:9 ratio (~280 ppi density) | 320 x 480 pixels, 3:2 ratio (~144 ppi density) |
| Protection | Scratch-resistant glass | |
| Platform | ||
|---|---|---|
| OS | Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich) | Android 2.3 (Gingerbread) |
| Chipset | NovaThor U8500 | Mediatek MT6573 (65 nm) |
| CPU | Dual-core 1.0 GHz Cortex-A9 | 800 MHz Cortex-A9 |
| GPU | Mali-400 | PowerVR SGX531 |
| Memory | ||
|---|---|---|
| Card slot | No | microSDHC (dedicated slot) |
| Internal | 8GB (4GB user available), 512MB RAM | 150MB |
| Main Camera | ||
|---|---|---|
| Modules | 5 MP, AF | 3.15 MP |
| Features | LED flash, panorama | LED flash |
| Video | 720p@30fps | Yes |
| Selfie Camera | ||
|---|---|---|
| Modules | VGA | Yes |
| Video | ||
ADVERTISEMENT
| Sound | ||
|---|---|---|
| Loudspeaker | Yes | Yes |
| 3.5mm jack | Yes | Yes |
| Comms | ||
|---|---|---|
| WLAN | Wi-Fi 802.11 b/g/n, hotspot, DLNA | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | 2.1, A2DP, EDR | 4.0, A2DP |
| Positioning | GPS, A-GPS | GPS, A-GPS |
| Infrared port | No | No |
| Radio | Stereo FM radio, RDS | Stereo FM radio, RDS |
| USB | microUSB 2.0, OTG | microUSB 2.0 |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, proximity, compass | Accelerometer, proximity, compass |
| MP3/AAC+/WAV/WMA player MP4/H.264 player Document viewer Photo viewer/editor Organizer Voice memo Predictive text input |
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| Battery | ||
|---|---|---|
| Type | Removable Li-Ion 1320 mAh battery | Removable Li-Ion 1500 mAh battery |
| Stand-by | Up to 260 h (2G) / Up to 472 h (3G) | Up to 400 h |
| Talk time | Up to 6 h 36 min (2G) / Up to 5 h 36 min (3G) | Up to 12 h (2G) / Up to 10 h (3G) |
| Music play | Up to 45 h | |
| Misc | ||
|---|---|---|
| Colors | Black, White/ exchangeable bottom caps in white, black, pink, yellow | Black, White | SAR | 1.09 W/kg (head) 0.93 W/kg (body) |
| SAR EU | 1.62 W/kg (head) | 0.54 W/kg (head) 0.84 W/kg (body) |
| Price | About 140 EUR | About 130 EUR |
| Tests | ||
|---|---|---|
| Display | Contrast ratio: 930:1 (nominal) / 1.758:1 (sunlight) | |
| Loudspeaker | Voice 65dB / Noise 65dB / Ring 72dB | |
| Audio quality | Noise -87.3dB / Crosstalk -87.7dB | |