Allview V4 Viper Pro vs Allview X2 Xtreme
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| PHONES | ||
|---|---|---|
| Phone Names | Allview V4 Viper Pro | Allview X2 Xtreme |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 900 / 2100 | HSDPA 900 / 1900 / 2100 |
| 4G bands | 1, 3, 7, 20, 38 | 1, 7, 33, 38, 39 |
| Speed | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| Launch | ||
|---|---|---|
| Announced | 2020, January. Released 2020, January | 2015, June. Released 2015, August |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Dimensions | 171 x 82 x 8.8 mm (6.73 x 3.23 x 0.35 in) | 164 x 82 x 9.6 mm (6.46 x 3.23 x 0.38 in) |
| SIM | Nano-SIM + Nano-SIM | Dual SIM (Micro-SIM, dual stand-by) |
| Weight | 191.6 g (6.77 oz) | 204.4 g (7.20 oz) |
| Display | ||
|---|---|---|
| Resolution | 640 x 1352 pixels, 19:9 ratio (~220 ppi density) | 1440 x 2560 pixels, 16:9 ratio (~490 ppi density) |
| Size | 6.8 inches, 115.4 cm2 (~82.3% screen-to-body ratio) | 6.0 inches, 99.2 cm2 (~73.8% screen-to-body ratio) |
| Type | IPS LCD | AMOLED |
| Platform | ||
|---|---|---|
| CPU | Quad-core 1.3 GHz Cortex-A53 | Octa-core 2.0 GHz Cortex-A53 |
| Chipset | Mediatek MT6739 (28 nm) | Mediatek MT6795 Helio X10 (28 nm) |
| GPU | PowerVR GE8100 | PowerVR G6200 |
| OS | Android 9.0 (Pie) | Android 5.1 (Lollipop) |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (uses shared SIM slot) | microSDXC |
| Internal | 32GB 2GB RAM | 64GB 3GB RAM |
| eMMC 5.1 | eMMC 5.0 | |
| Main Camera | ||
|---|---|---|
| Dual | 13 MP, AF Auxiliary lens | - |
| Features | LED flash | Dual-LED dual-tone flash, panorama, HDR |
| Single | - | 24 MP, 1/2.3", PDAF, OIS |
| Video | 1080p@30fps | 4K@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 8 MP | 8 MP, AF |
| Video | 1080p@30fps | - |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes, with stereo speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 4.0, A2DP | 4.0, A2DP, EDR |
| NFC | No | Yes |
| Positioning | GPS, GLONASS | GPS |
| Radio | FM radio | FM radio, recording |
| USB | microUSB 2.0 | microUSB 2.0, OTG |
| WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 10W wired | - |
| Stand-by | - | Up to 350 h (3G) |
| Talk time | - | Up to 12 h (3G) |
| Type | Li-Po 3500 mAh | Li-Po 3500 mAh, non-removable |
| Misc | ||
|---|---|---|
| Colors | Dark Grey | Gold |
| Price | About 170 EUR | About 490 EUR |
| SAR EU | 1.20 W/kg (head) | - |