Samsung Galaxy M21 vs Samsung Galaxy A55 5G 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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| Samsung Galaxy M21 | Samsung Galaxy A55 5G |
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Released
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Mar 23, 2020
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Released
·
Mar 20, 2024
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6.4-inch · 2340x1080px
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6.6-inch · 2400x1080px
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Triple camera
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Triple camera
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4GB · 64GB
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8GB · 128GB
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6000 mAh
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5000 mAh
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| Check prices |
Availability
| Officially announced | |
|---|---|
| Mar 18, 2020 | Mar 11, 2024 |
| Prices (MSRP) | |
| 8GB/128GB - $489 | |
Design
| Dimensions | |
|---|---|
| 6.26 x 2.96 x 0.35 inches 159.0 x 75.1 x 8.9 mm |
6.34 x 3.05 x 0.00 inches 161.1 x 77.4 8.2 mm |
| Weight | |
| 6.63 oz / 188.0 g | 7.51 oz / 213.0 g |
| Materials | |
| Back: Plastic Frame: Plastic | Back: Glass (Corning Gorilla Glass) Frame: Plastic |
| Resistance | |
| Water, Dust; IP67 | |
| Biometrics | |
| 2D Face unlock, Fingerprint (touch) | Optical in-screen fingerprint |
| Keys | |
| Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Midnight blue, Raven black | Iceblue, Lilac, Navy, Lemon |
Display
| Size | |
|---|---|
| 6.4-inch, 84.11% screen-to-body | 6.6-inch, 84.30% screen-to-body |
| Type | |
| Super AMOLED, 420 nits | Super AMOLED, 120Hz, HDR, 550 nits |
| Resolution | |
| 2340x1080px, 19.5:9 ratio, 403 PPI | 2400x1080px, 20:9 ratio, 399 PPI |
| Protection | |
| Corning Gorilla Glass 3 | Corning Gorilla Glass Victus |
| Features | |
| Scratch-resistant glass, Proximity sensor | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| Untested | 1510 (Good) |
| Bright Min | |
| Untested | 1.3 (Good) |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Exynos 9611 (10 nm) | Exynos 1480 (5 nm) |
| Processor | |
| Octa-core 4x2.3GHz Cortex-A73 4x1.7GHz Cortex-A53 |
Octa-core 4x2.7GHz Cortex-A78 4x2.0GHz Cortex-A55 |
| GPU | |
| Mali-G72 MP3 | Yes |
| Memory | |
| 4GB (LPDDR4)/64GB 6GB/128GB |
8GB/128GB 8GB/256GB 12GB/256GB |
| Storage expansion | |
| microSDXC up to 512 GB | microSDXC |
| OS | |
| Android (11, 10) | Android (14) |
PhoneArena Performance Test
| GeekBench 6 Single | |
|---|---|
| Untested | 1163 |
| GeekBench 6 Multi | |
| Untested | 3487 |
| 3D Mark High | |
| Untested | 930 |
| 3D Mark Low | |
| Untested | 916 |
Learn more on our
PhoneArena Performance Test Results page.
Battery
| Type | |
|---|---|
| 6000 mAh, Li - Polymer | 5000 mAh, Li - Ion |
| Charging | |
| Fast charging | Fast charging |
| Charge speed | |
| Wired: 25.0W | |
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
6h 36min
Browsing
17h 7min
Video
8h 15min
Gaming
9h 39min
Camera
| Rear | |
|---|---|
| Triple camera | Triple camera |
| Main camera | |
| 48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm |
50 MP (OIS, Autofocus) Aperture size: F1.8 Sensor size: 1/1.56" Pixel size: 1.0 μm |
| Second camera | |
| 8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/4" Pixel size: 1.12 μm | 12 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.06" Pixel size: 1.12 μm |
| Third camera | |
| 5 MP (Depth information) Aperture size: F2.2 |
5 MP (Macro) Aperture size: F2.4 |
| Flash | |
| LED | LED |
| Video recording | |
| 4K UHD (30 fps), 1080p, 720p (240 fps) EIS |
4K UHD (30 fps) |
| Front | |
| 20 MP (HDR) Video capture: 1080p |
32 MP Video capture: 4K UHD (30 fps) |
N/A
Overall
N/A
Photo
N/A
Video
132
Overall
140
Photo
123
Video
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.0 | 5.3 |
| WLAN | |
| a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac | a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
| USB | |
| Type-C, USB 2.0 | Type-C |
| Sensors | |
| Accelerometer, Gyroscope, 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, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning |
| Other | |
| NFC | |
Multimedia
| Headphones | |
|---|---|
| 3.5mm jack | No 3.5mm jack |
| Speakers | |
| Earpiece, Loudspeaker | Earpiece, Multiple speakers |
| Features | |
| Dolby Atmos | |
| Screen mirroring | |
| Wireless screen share | |
| Radio | |
| FM | |
Cellular
| 5G Bands | |
|---|---|
| n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78, 5G Ready | |
| 4G (FDD) Bands | |
| 1, 3, 5, 7, 8, 20 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66 |
| 4G (TDD) Bands | |
| 38, 40, 41 | 38, 40, 41 |
| 3G Bands | |
| 1, 2, 5, 8 | 1, 2, 3, 5, 8 |
| Data Speed | |
| LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s | LTE-A, HSDPA+ (4G) 42.2 Mbit/s |
| Dual SIM | |
| Yes | Yes |
| SIM type | |
| Nano SIM | Nano SIM, eSIM |
Alternative variants
with 128GB storage
| Memory | 6GB/128GB |
|---|---|
With 256GB internal storage
| Memory | 256GB |
|---|---|
With 12GB RAM and 256GB internal storage
| Memory | 12GB/256GB |
|---|---|
Discover more
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