Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy S23 5G
Here you can compare Samsung Galaxy S21 Ultra 5G (12GB RAM … and Samsung Galaxy S23 5G. Comparing Samsung Galaxy S21 Ultra 5G (12GB RAM … vs Samsung Galaxy S23 5G 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 S23 5G 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 S23 5G is ₹72,999. The details of both of these products were last updated on Jun 17, 2026.
| Specification | Samsung Galaxy S21 Ultra 5G (12GB RAM … | Samsung Galaxy S23 5G |
|---|---|---|
| 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) | 50 MP ƒ/1.8 (Wide Angle) 24mm, 1/1.56", 1.0µm 10 MP ƒ/2.4 (Telephoto) 70mm, 1/3.94", 1.0µm, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚, 1/2.55" 1.4µm, Dual Pixel PDAF, Super Steady video |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh, Li-Po Battery | 3900 mAh, Li-ion Battery |
| CPU | 2.9 GHz, Octa Core Processor | 3.36 GHz, Octa Core Processor |
| OS | Android v10 | Android v13 |
| Price | ₹1,01,999 | ₹72,999 |
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Overview
| Specs Score | 80 / 100 Better Specs | 74 / 100 |
| Display Size | 6.8 in Bigger Display | 6.1 in |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1080 x 2340 pixels |
| RAM | 12 GB More RAM | 8 GB |
| CPU Clock Speed | 2.9 GHz | 3.36 GHz Faster Clock Speed |
| Rear Camera | 108 MP Quad Better Camera Resolution | 50 MP + 12 MP + 10 MP Triple |
| Front Camera | 40 MP Better Front Camera Resolution | 12 MP |
| Weight | 227 g | 168 g Lighter |
| Thickness | 8.9 mm | 7.6 mm Slimmer |
| Battery | 5000 mAh Bigger Battery | 3900 mAh |
General
| Country of Origin | India | |
| Model | Galaxy S21 Ultra 5G | Galaxy S23 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 14, 2021 | February 01, 2023 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 70.9 x 146.3 x 7.6 mm |
| Weight | 227 g | 168 g |
| Colors | Phantom Black, Cream, Green, Lavender |
Display
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.1 inches, 1080 x 2340 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 515 PPI | ~ 422 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 88.1% |
| Glass Type | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus 2 |
| HDR Support | Yes, HDR10+ | |
| Features | Always-on Display, HDR10+ | Always-on display, 1750nits Peak Brightness |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 8 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | UFS 3.1 |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA/NSA/Sub6 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac/6e | |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.3, A2DP, LE |
| 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 |
Performance
| Camera Score | 133 (DxOMark) |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 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 |
| Extra Features | AI Mobile (Galaxy Mobile), Embedded-SIM Support |
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) | 50 MP ƒ/1.8 (Wide Angle) 24mm, 1/1.56", 1.0µm 10 MP ƒ/2.4 (Telephoto) 70mm, 1/3.94", 1.0µm, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚, 1/2.55" 1.4µm, Dual Pixel PDAF, Super Steady video |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | AR Zone, Bixby Vison, Director's View, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Video Feature: Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Super Slow Mo, Video |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD | 8K @ 24/30 fps UHD, 4K @ 30 fps UHD, 1080p @ 30 fps FHD, 720p @ 960 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus | 12 MP ƒ/2.2 (Wide Angle) 26mm, Dual Pixel PDAF Punch Hole |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v10 | Android v13 |
| Custom UI | One UI 5.1 | |
| Chipset | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Gen 2 |
| CPU | 2.9 GHz, Octa Core Processor | 3.36 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510 |
| GPU | Mali-G78 MP14 | Adreno 740 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE |
| Video | Yes | MP4, M4V, 3GP, 3G2, 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 | 3900 mAh, Li-ion Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 25W Fast Charging |
| Wireless Charging | Yes, 15W | Yes, 10W |
| Reverse Charging | Yes, 4.5W | Yes, 4.5W |
Discuss
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