OnePlus 8 vs Samsung Galaxy A21 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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| OnePlus 8 | Samsung Galaxy A21 |
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Released
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Apr 21, 2020
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Released
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Jun 29, 2020
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6.5-inch · 2400x1080px
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6.5-inch · 1600x720px
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Triple camera
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Quad camera
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8GB · 128GB
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3GB · 32GB
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4300 mAh
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4000 mAh
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| Check prices | |
| Check Accessories | Check Accessories |
Availability
| Officially announced | |
|---|---|
| Apr 14, 2020 | Apr 08, 2020 |
| Prices (MSRP) | |
| 8GB/128GB - $699 12GB/256GB - $799 |
$250 |
Design
| Dimensions | |
|---|---|
| 6.31 x 2.87 x 0.31 inches 160.2 x 72.9 x 8 mm |
6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm |
| Weight | |
| 6.35 oz / 180.0 g | 6.81 oz / 193.0 g |
| Materials | |
| Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum |
Back: Plastic Frame: Plastic |
| Biometrics | |
| 2D Face unlock, Optical in-screen fingerprint | Fingerprint (touch) |
| Keys | |
| Left: Volume control; Right: Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Glacial green | Black |
Display
| Size | |
|---|---|
| 6.5-inch, 88.65% screen-to-body | 6.5-inch, 79.20% screen-to-body |
| Type | |
| AMOLED, 90Hz, HDR, 1100 nits | IPS LCD, 60Hz |
| Resolution | |
| 2400x1080px, 20:9 ratio, 402 PPI | 1600x720px, 20:9 ratio, 270 PPI |
| Protection | |
| Corning Gorilla Glass 5 | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| Untested | Untested |
| Bright Min | |
| 2.3 (Average) | Untested |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Snapdragon 865 SM8250 (7 nm) | Mediatek Helio P35 MT6765 (12 nm) |
| Processor | |
| Octa-core Kryo 585 |
Octa-core 4x2.3GHz Cortex-A53 4x1.8GHz Cortex-A53 |
| GPU | |
| Adreno 650 | PowerVR GE8320 |
| Memory | |
| 8GB (LPDDR4)/128GB (UFS 3.0) 12GB/256GB |
3GB (LPDDR4)/32GB (eMMC 5.1) |
| Storage expansion | |
| not expandable | microSDXC up to 512 GB |
| OS | |
| Android (11, 10) | Android (10) |
Battery
| Type | |
|---|---|
| 4300 mAh, Li - Polymer | 4000 mAh, Li - Polymer |
| Charging | |
| OnePlus Warp Charge | Fast charging |
| Charge speed | |
| Wired: 30.0W | Wired: 15.0W |
Battery Life Estimate
Untested
Browsing
Untested
Video
9h 37min
Gaming
10h 16min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Camera
| Rear | |
|---|---|
| Triple camera | Quad camera |
| Main camera | |
| 48 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 25 mm Sensor size: 1/2" Pixel size: 0.8 μm |
16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm |
| Second camera | |
| 16 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 14 mm |
8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm |
| Third camera | |
| 2 MP (Macro) Aperture size: F2.4 Pixel size: 1.75 μm |
2 MP (Macro) Aperture size: F2.4 |
| Fourth camera | |
| 2 MP (Depth information) Aperture size: F2.4 |
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| Flash | |
| Dual LED | LED |
| Video recording | |
| 4K UHD (60 fps), 1080p (240 fps), 720p (480 fps) OIS, HDR, Time-lapse video, EIS |
1080p (30 fps) |
| Front | |
| 16 MP (EIS, HDR) Video capture: 1080p (30 fps) | 13 MP Video capture: 1080p (30 fps) |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.1 | 5.0 |
| WLAN | |
| Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac |
| USB | |
| Type-C, USB 3.1 | Type-C, USB 2.0 |
| Sensors | |
| Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor |
| Hearing aid compatible | |
| M4/T3 | |
| Location | |
| GPS, A-GPS, Glonass, Galileo, Dual-band positioning, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning |
| Other | |
| NFC | NFC |
Multimedia
| Headphones | |
|---|---|
| No 3.5mm jack | 3.5mm jack |
| Speakers | |
| Earpiece, Multiple speakers | Earpiece, Loudspeaker |
| Features | |
| Dolby Atmos, aptX-HD | |
| Screen mirroring | |
| Wireless screen share | |
| Radio | |
| FM | |
Cellular
| 5G Bands | |
|---|---|
| n2, n5, n41, n66, n71, SA, NSA Europe version - n1, n3, n7, n28, n78, SA, NSA |
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| LTE Bands | |
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71 Europe version - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66 |
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71 |
| TDD Bands | |
| 34, 38, 39, 40, 41, 46, 48 Europe version - 34, 38, 39, 40, 41, 42, 46 |
38, 39, 40, 41 |
| 3G Bands | |
| 1, 2, 4, 5, 6, 8 | 1, 2, 4, 5, 8 |
| Data Speed | |
| LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 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 | |
| Nano SIM | Nano SIM |
| HD Voice | |
| Yes | |
Regulatory Approval
| FCC approval | |
|---|---|
| Date approved: Jan 24, 2021 FCC ID value: 2ABZ2-EE103 | Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U |
| Measured SAR | |
| Head: 1.01 W/kg Body: 0.78 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.92 W/kg |
Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg |
Alternative variants
with 256GB storage
| Memory | 12GB/256GB |
|---|---|
| Colors | Onyx black, Interstellar glow |
| Prices (MSRP) | $799 |
for Verizon
| LTE Bands | 1, 2, 3, 5, 7, 8, 20, 28 |
|---|---|
| TDD Bands | 38, 40, 41 |
| 3G Bands | 5, 8, 2, 1 |
for Europe
| 5G Bands | n1, n3, n7, n28, n78, SA, NSA |
|---|---|
| LTE Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66 |
| TDD Bands | 34, 38, 39, 40, 41, 42, 46 |
for Sprint
| LTE Bands | 2, 3, 4, 5, 7, 12, 13, 25, 26, 66, 71 |
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| TDD Bands | 41 |
for T-Mobile
| Resistance | Water, Dust; IP68 |
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Discover more
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