| Product |
Xiaomi Mi A2 (Mi 6X)
|
Vivo iQOO Neo 855 Racing
|
| Battery |
| Charging |
18W wired, QC3 (Global)
18W wired, QC4 (India) |
33W wired |
| Type |
Li-Po 3000 mAh, non-removable |
4500 mAh, non-removable |
| Body |
| Build |
Glass front, aluminum back, aluminum frame |
Glass front, glass back, aluminum frame |
| Dimensions |
158.7 x 75.4 x 7.3 mm (6.25 x 2.97 x 0.29 in) |
159.5 x 75.2 x 8.1 mm (6.28 x 2.96 x 0.32 in) |
| SIM |
Nano-SIM + Nano-SIM |
Nano-SIM + Nano-SIM |
| Weight |
166 g (5.86 oz) |
198.5 g (7.02 oz) |
| Comms |
| Bluetooth |
5.0, A2DP, LE |
5.0, A2DP, LE, aptX |
| Infrared port |
Yes |
- |
| NFC |
No |
No |
| Positioning |
GPS, GLONASS, BDS |
GPS, GLONASS, BDS, GALILEO |
| Radio |
No |
No |
| USB |
USB Type-C 2.0 |
USB Type-C, OTG |
| WLAN |
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Display |
| Resolution |
1080 x 2160 pixels, 18:9 ratio (~403 ppi density) |
1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density) |
| Size |
5.99 inches, 92.6 cm2 (~77.4% screen-to-body ratio) |
6.38 inches, 99.9 cm2 (~83.3% screen-to-body ratio) |
| Type |
IPS LCD |
Super AMOLED, HDR10 |
| Features |
| Sensors |
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Launch |
| Announced |
2018, July 24. Released 2018, July |
2019, December. Released 2019, December |
| Status |
Discontinued |
Discontinued |
| Main Camera |
| Dual |
12 MP, f/1.8, 1/2.9", 1.25µm
20 MP, f/1.8, 1/2.8", 1.0µm, PDAF |
- |
| Features |
Dual-LED flash, HDR, panorama |
LED flash, HDR, panorama |
| Triple |
- |
12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF
8 MP, f/2.2, (wide)
2 MP, f/2.4, (depth) |
| Video |
4K@30fps, 1080p@30fps (gyro-EIS), 720p@120fps |
4K@30fps, 1080p@30fps |
| Memory |
| Card slot |
No |
No |
| Internal |
32GB 4GB RAM, 64GB 4GB RAM, 128GB 6GB RAM |
128GB 8GB RAM, 128GB 12GB RAM |
| |
eMMC 5.1 |
UFS 3.0 |
| Misc |
| Colors |
Black, Gold, Blue, Red, Rose Gold |
Iceland Aurora, Carbon Black, Light Mint |
| Models |
M1804D2SG, M1804D2SI, Mi A2, Mi 6X |
V1936AL, V1936TL |
| SAR |
0.96 W/kg (head) 0.64 W/kg (body) |
- |
| SAR EU |
1.16 W/kg (head) 0.66 W/kg (body) |
- |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 |
| 3G bands |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global |
HSDPA 850 / 900 / 1700(AWS) / 2100 |
| 4G bands |
1, 2, 3, 4, 5, 7, 8, 20, 38, 40 - Global |
1, 3, 4, 5, 8, 19, 34, 38, 39, 40, 41 |
| Speed |
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps |
HSPA, LTE |
| Technology |
GSM / CDMA / HSPA / LTE |
GSM / CDMA / HSPA / LTE |
| |
1, 3, 5, 7, 8, 34, 38, 39, 40, 41 - China |
CDMA 800 & TD-SCDMA |
| Our Tests |
| Battery (old) |
Endurance rating 73h |
- |
| Camera |
Photo / Video |
- |
| Loudspeaker |
Voice 89dB / Noise 72dB / Ring 89dB |
- |
| Performance |
AnTuTu: 130927 (v7), 172886 (v8)
GeekBench: 4625 (v4.4), 1157 (v5.1)
GFXBench: 8.6fps (ES 3.1 onscreen) |
- |
| Platform |
| Chipset |
Qualcomm SDM660 Snapdragon 660 (14 nm) |
Qualcomm SM8150 Snapdragon 855+ (7 nm) |
| CPU |
Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485) |
| GPU |
Adreno 512 |
Adreno 640 (700 MHz) |
| OS |
Android 8.1 (Oreo), upgradable to Android 9.0 (Pie), Android One |
Android 9.0 (Pie), Funtouch 9 |
| Selfie camera |
| Features |
LED flash, HDR |
HDR |
| Single |
20 MP, f/2.2, (wide), 1/3", 0.9µm |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm |
| Video |
1080p@30fps |
1080p@30fps |
| Sound |
| 3.5mm jack |
No |
Yes |
| Loudspeaker |
Yes |
Yes |
| |
- |
32-bit/192kHz Hi-Res audio |
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