Google Pixel 4a vs Samsung Galaxy A20 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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| Google Pixel 4a | Samsung Galaxy A20 |
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Released
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Aug 20, 2020
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Released
·
Apr 10, 2019
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5.8-inch · 2340x1080px
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6.4-inch · 1560x720px
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Single camera
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Dual camera
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6GB · 128GB
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3GB · 32GB
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3140 mAh
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4000 mAh
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| Check prices | Check prices |
Availability
| Officially announced | |
|---|---|
| Aug 03, 2020 | |
| Prices (MSRP) | |
| $349 | $250 |
Design
| Dimensions | |
|---|---|
| 5.67 x 2.73 x 0.32 inches 144 x 69.4 x 8.2 mm |
6.24 x 2.94 x 0.31 inches 158.4 x 74.7 x 7.8 mm |
| Weight | |
| 5.04 oz / 143.0 g | 5.96 oz / 169.0 g |
| Materials | |
| Back: Plastic Frame: Plastic |
Back: Plastic |
| Biometrics | |
| Fingerprint (touch) | 2D Face unlock, Fingerprint (touch) |
| Keys | |
| Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Just black | Black,Deep blue, Red |
Display
| Size | |
|---|---|
| 5.8-inch, 82.53% screen-to-body | 6.4-inch, 84.95% screen-to-body |
| Type | |
| OLED, 60Hz, HDR | Super AMOLED, 60Hz |
| Resolution | |
| 2340x1080px, 19.5:9 ratio, 444 PPI | 1560x720px, 19.5:9 ratio, 268 PPI |
| Protection | |
| Corning Gorilla Glass 3 | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| Untested | Untested |
| Bright Min | |
| 2 (Good) | Untested |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Snapdragon 730G SM7150-AA (8 nm) | Samsung Exynos 7884 (14 nm) |
| Processor | |
| Octa-core 2200 MHz Kryo 470 |
Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53 |
| GPU | |
| Adreno 618 | Mali-G71 MP2 |
| Memory | |
| 6GB (LPDDR4)/128GB (UFS 2.1) | 3GB (LPDDR4)/32GB |
| Storage expansion | |
| not expandable | microSDXC up to 512 GB |
| OS | |
| Android (12, 11, 10) | Android (11, 10, 9.0 Pie) |
Battery
| Type | |
|---|---|
| 3140 mAh, Li - Polymer | 4000 mAh |
| Charging | |
| USB Power Delivery | Samsung Adaptive Fast Charging |
| Charge speed | |
| Wired: 18.0W | |
Battery Life Estimate
4h 15min
Browsing
9h 27min
Video
6h 48min
Gaming
4h 51min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Camera
| Rear | |
|---|---|
| Single camera | Dual camera |
| Main camera | |
| 12.2 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.55" Pixel size: 1.4 μm |
13 MP (Autofocus) Aperture size: F1.9 Focal length: 27 mm Sensor size: 1/3.1" Pixel size: 1.12 μm |
| Second camera | |
| 5 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm |
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| Flash | |
| LED | LED |
| Video recording | |
| 4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS |
1080p (30 fps) |
| Front | |
| 8 MP Video capture: 1080p |
8 MP |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.1 | 5.0 |
| WLAN | |
| a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac | a,b,g,n,ac 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, Barometer, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor |
| Hearing aid compatible | |
| M3/T4 | |
| Location | |
| GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning |
| Other | |
| NFC | |
Multimedia
| Headphones | |
|---|---|
| 3.5mm jack | 3.5mm jack |
| Speakers | |
| Earpiece, Multiple speakers | Earpiece, Loudspeaker |
| Features | |
| aptX, aptX-HD | Dolby Atmos |
| Screen mirroring | |
| Wireless screen share | Wireless screen share |
| Additional microphone(s) | |
| Noise cancellation | Noise cancellation |
Cellular
| 4G (FDD) Bands | |
|---|---|
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 66, 71 | 2, 3, 4, 5, 7, 13, 20, 28, 66 |
| 4G (TDD) Bands | |
| 38, 39, 40, 41 | |
| 3G Bands | |
| 1, 2, 4, 5, 8 | 1, 2, 5, 8 |
| Data Speed | |
| LTE-A Cat 11 (600/75 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, eSIM | Nano SIM |
Regulatory Approval
| FCC approval | |
|---|---|
| Date approved: Jun 25, 2020 FCC ID value: A4RG025J | Date approved: Jun 19, 2019 FCC ID value: A3LSMA205U |
| Measured SAR | |
| Head: 1.18 W/kg Body: 1.19 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.00 W/kg | Head: 1.09 W/kg Body: 0.60 W/kg Simultaneous Transmission: 1.37 W/kg Wireless Router: 1.00 W/kg Phablet: 3.94 W/kg |
Alternative variants
for T-Mobile and Metro
| 4G (FDD) Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 66, 71 |
|---|---|
| 4G (TDD) Bands | 38, 39, 40, 41 |
| 3G Bands | 5, 8, 4, 2, 1 |
for Verizon, Sprint, Virgin Mobile and Boost Mobile
| 4G (FDD) Bands | 2, 4, 5, 12, 13, 25, 26, 71 |
|---|---|
| 4G (TDD) Bands | 41 |
| 3G Bands | 5, 8, 4, 2, 1 |
for US Cellular
| 4G (FDD) Bands | 2, 4, 5, 12, 13, 25, 66, 71 |
|---|---|
| 3G Bands | 5, 8, 4, 2, 1 |
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