Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy S20
Here you can compare Samsung Galaxy S21 Ultra 5G (12GB RAM … and Samsung Galaxy S20. Comparing Samsung Galaxy S21 Ultra 5G (12GB RAM … vs Samsung Galaxy S20 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy S21 Ultra 5G (12GB RAM … stands against Samsung Galaxy S20 and which one should you buy The current lowest price found for Samsung Galaxy S21 Ultra 5G (12GB RAM … is ₹1,01,999 and for Samsung Galaxy S20 is ₹32,999. The details of both of these products were last updated on Oct 05, 2026.
| Specification | Samsung Galaxy S21 Ultra 5G (12GB RAM … | Samsung Galaxy S20 |
|---|---|---|
| Internal Memory | 128 GB | 128 GB |
| Rear Camera | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) | 12 MP ƒ/1.8 (Wide Angle) 64 MP ƒ/2 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| CPU | 2.9 GHz, Octa Core Processor | 2.73 GHz, Octa Core Processor |
| RAM | 12 GB | 8 GB |
| Display | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.2 inches, 1440 x 3200 pixels, 120 Hz |
| Price | ₹1,01,999 | ₹32,999 |
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Overview
| Specs Score | 80 / 100 Better Specs | 67 / 100 |
| Display Size | 6.8 in Bigger Display | 6.2 in |
| RAM | 12 GB More RAM | 8 GB |
| CPU Clock Speed | 2.9 GHz Faster Clock Speed | 2.73 GHz |
| Rear Camera | 108 MP Quad Better Camera Resolution | 64 MP + 12 MP + 12 MP Triple |
| Front Camera | 40 MP Better Front Camera Resolution | 10 MP |
| Weight | 227 g | 163 g Lighter |
| Thickness | 8.9 mm | 7.9 mm Slimmer |
| Battery | 5000 mAh Bigger Battery | 4000 mAh |
| Unique Features | 5G No | No Memory Card Support |
General
| Model | Galaxy S21 Ultra 5G | S20 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 14, 2021 | February 11, 2020 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 69.1 x 151.7 x 7.9 mm |
| Weight | 227 g | 163 g |
Display
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.2 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 515 PPI | ~ 563 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 89.5% |
| Glass Type | Corning Gorilla Glass Victus | |
| HDR Support | Yes, HDR10+ | Yes, HDR10+ |
| Features | Always-on Display, HDR10+ | HDR10+, Curved Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes |
Memory
| RAM | 12 GB | 8 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | UFS 3 |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Proximity Sensor, RGB Light Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
Camera
| Rear Camera | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) | 12 MP ƒ/1.8 (Wide Angle) 64 MP ƒ/2 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | Auto-HDR, Panorama |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD | 8K @ 24 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus | 10 MP ƒ/2.2 (Wide Angle) |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD | 8K @ 24 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD, 720p @ 30 fps HD |
| Front Camera Features | Dual video call, Auto-HDR | Dual Video Call, Auto-HDR |
Technical
| OS | Android v10 | Android v10.0 |
| Chipset | Samsung Exynos 2100 | Samsung Exynos 990 |
| CPU | 2.9 GHz, Octa Core Processor | 2.73 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 2x2.73 GHz Mongoose M5 & 2x2.60 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55 |
| GPU | Mali-G78 MP14 | Mali G77 MP11 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | Yes | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF |
| Video | Yes | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 25W Fast Charging |
| Wireless Charging | Yes, 15W | Yes, 15W |
| Reverse Charging | Yes, 4.5W | Yes |
Discuss
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