Price Comparison
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Samsung Galaxy A20
VS
Samsung Galaxy S21 Ultra
Feature Comparison
Power supply and battery life
Power supply and battery life
| Battery Technology | Lithium Polymer | Lithium Polymer |
|---|---|---|
| Battery Capacity | 4000mAh | 5000mAh |
Initial data or main information
Initial data or main information
| Introduction Time | March 2019 | January 14, 2021 |
|---|---|---|
| Availability Status | Released | Released |
| Official Release Date | April 2019 | January 29, 2021 |
| Operating System Type at Release | Android | Android |
| Operating System at Release | Android 9.0 (Pie) | Android 11 |
| European SAR rate (SAR EU) | 0.23 W/kg (head), 1.38 W/kg (body) | 0.71 W/kg (Head) / 1.58 W/kg (Body) |
| Specific absorption rate (SAR) | 1.09 W/kg (head), 0.60 W/kg (body) | 0.77 W/kg (head), 1.02 W/kg (body) |
| Part Numbers | - | SM-G998B / SM-G998B/DS (Global) SM-G998U (USA) SM-G998U1 (USA, Unlocked) SM-G998W (Canada) SM-G998N (South Korea) SM-G9980 (China) |
Style and design
Style and design
| Front Panel Material | Glass - Gorilla Glass 3 | Glass - Gorilla Glass Victus |
|---|---|---|
| Frame material type | Metal - 7000 Series Aluminum | Metal - Stainless Steel |
Battery and charging features
Battery and charging features
| Battery Replaceability | Non-user replaceable | Non-user replaceable |
|---|---|---|
| OTG Support | Yes | Yes |
| Wireless Charging Support | No | Yes |
Audio features
Audio features
| Speaker Type | Mono | Stereo (dual) |
|---|---|---|
| Number of 3.5mm Jacks | Yes | No |
Communications and sensors
Communications and sensors
| Fingerprint Sensor Type | On the back of the phone | - |
|---|---|---|
| 5G Support | No | Yes |
Connections
Connections
| Memory Card Slot | Yes | No |
|---|
Technical features
Technical features
| Fast Charging Capability | Yes | Yes |
|---|
Aesthetic features
Aesthetic features
| Product Weight | 169 gram (g) | mmWave Version: 229 g / sub6 Version: 227 g |
|---|---|---|
| Size and Dimensions | 158.4 x 74.7 x 7.8 mm | 8.9 x 75.6 x 165.1 mm |
Display
Display
| Screen Size | 6.4 inch | 6.8 inch |
|---|---|---|
| Highest Refresh Rate | 60 hertz (hz) | 120 hertz (hz) |
| Screen-to-Body Ratio | ~85 percent (%) | ~89.8 percent (%) |
Main camera
Main camera
| Main Camera Type - Wide/Standard | 13 megapixel (mp) | 108 megapixel (mp) |
|---|---|---|
| Ultra-Wide Lens | 5 megapixel (mp) | 12 megapixel (mp) |
| Telephoto Lens | - | 10 megapixel (mp) |
Front camera
Front camera
| Main Selfie Camera Quality | 8 megapixel (mp) | 40 megapixel (mp) |
|---|
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User Review Comparison
Samsung Galaxy A20
User Rating Comparison
Samsung Galaxy A20
0.0
/10
from total 1 Vote
Samsung Galaxy S21 Ultra
0.0
/10
from total 1 Vote
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