Blackview A85 vs vivo X21 Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| Blackview A85 | vivo X21 |
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Released
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December 2022
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Released
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May 29, 2018
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6.5-inch · 1612x720px
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6.3-inch · 2280x1080px
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Dual camera
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Dual camera
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8GB · 128GB
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6GB · 128GB
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4480 mAh
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3200 mAh
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| Check Accessories | Check Accessories |
Design
| Dimensions | |
|---|---|
| 6.47 x 3.00 x 0.34 inches 164.3 x 76.1 x 8.65 mm |
6.08 x 2.94 x 0.29 inches 154.45 x 74.78 x 7.37 mm |
| Weight | |
| 6.81 oz / 193.0 g | 5.51 oz / 156.2 g |
| Materials | |
| Back: Aluminum Frame: Aluminum |
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| Biometrics | |
| Fingerprint (touch) | 2D Face unlock, Optical in-screen fingerprint |
| Keys | |
| Left: Other; Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Black | |
Display
| Size | |
|---|---|
| 6.5-inch, 81.05% screen-to-body | 6.3-inch, 85.36% screen-to-body |
| Type | |
| 90Hz | Super AMOLED |
| Resolution | |
| 1612x720px, 20:9 ratio, 272 PPI | 2280x1080px, 402 PPI |
Hardware
| System chip | |
|---|---|
| UNISOC Tiger T606 | Snapdragon 660 SDM660 (14 nm) |
| Processor | |
| Octa-core | Octa-core 2200 MHz Kryo 260 |
| GPU | |
| Yes | Adreno 512 |
| Memory | |
| 8GB/128GB | 6GB (LPDDR4)/128GB |
| Storage expansion | |
| microSDXC up to 1024 GB | microSDXC up to 256 GB |
| OS | |
| Android (12) | Android (8.1 Oreo) |
Battery
| Type | |
|---|---|
| 4480 mAh | 3200 mAh, Li - Ion |
| Charging | |
| Fast charging | Fast charging |
| Charge speed | |
| Wired: 18.0W | |
Camera
| Rear | |
|---|---|
| Dual camera | Dual camera |
| Main camera | |
| 50 MP | 12 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.8" Pixel size: 1.28 μm |
| Second camera | |
| 8 MP | 5 MP (Depth information) Aperture size: F2.4 |
| Flash | |
| LED | LED |
| Video recording | |
| Yes | 1080p (30 fps) Time-lapse video, Video calling, Video sharing |
| Front | |
| 8 MP | 12 MP Video capture: 1080p (30 fps) |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.0 | 5.0 |
| WLAN | |
| Yes Wi-Fi Direct, Hotspot 802.11 b, g, n | dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac |
| USB | |
| Type-C | microUSB, USB 2.0 |
| Sensors | |
| Accelerometer, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor |
| Location | |
| GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass |
| Other | |
| NFC | VoIP, Tethering, Computer sync, OTA sync |
Multimedia
| Headphones | |
|---|---|
| 3.5mm jack | |
| Speakers | |
| Earpiece, Loudspeaker | Earpiece, Loudspeaker |
| Features | |
| Album art cover, Background playback | |
| Screen mirroring | |
| Wireless screen share | Wireless screen share |
| Radio | |
| FM | |
| Additional microphone(s) | |
| Noise cancellation | Noise cancellation |
Cellular
| LTE Bands | |
|---|---|
| 1, 3, 7, 8, 20 | 1, 3, 5 |
| TDD Bands | |
| 40 | 40, 41 |
| 3G Bands | |
| 1, 8 | 5, 8, 1 |
| Data Speed | |
| LTE, HSDPA+ (4G) 42.2 Mbit/s | LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s |
| Dual SIM | |
| Yes | |
| SIM type | |
| Dual Nano SIM | Nano SIM |
Regulatory Approval
| Measured SAR | |
|---|---|
| Head: 1.18 W/kg Body: 0.57 W/kg |
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