Samsung Galaxy S21 Ultra vs Samsung Galaxy S23 Ultra
Here you can compare Samsung Galaxy S21 Ultra and Samsung Galaxy S23 Ultra. Comparing Samsung Galaxy S21 Ultra vs Samsung Galaxy S23 Ultra on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy S21 Ultra stands against Samsung Galaxy S23 Ultra and which one should you buy The current lowest price found for Samsung Galaxy S21 Ultra is $399 and for Samsung Galaxy S23 Ultra is $600. The details of both of these products were last updated on Nov 08, 2025.
| Specification | Samsung Galaxy S21 Ultra | Samsung Galaxy S23 Ultra |
|---|---|---|
| OS | Android v10 | Android v13 |
| RAM | 12 GB | 8 GB |
| Internal Memory | 256 GB | 256 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) | 200 MP ƒ/1.7 (Wide Angle) 24mm, 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/4.9 (Telephoto) 230mm, 1/3.52", 1.12µm, PDAF, OIS, 10x optical zoom 10 MP ƒ/2.4 (Telephoto) 70mm, 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚, 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
| CPU | 2.9 GHz, Octa Core Processor | 3.36 GHz, Octa Core Processor |
| Price | $399 | $600 |
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Overview
| Specs Score | 93 / 100 | 96 / 100 Better Specs |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1440 x 3088 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 | 200 MP Quad Better Camera Resolution |
| Front Camera | 40 MP Better Front Camera Resolution | 12 MP |
General
| Model | Galaxy S21 Ultra 5G | Galaxy S23 Ultra |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | eSIM+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 14, 2021 | 2023, February 17 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 78.1 x 163.4 x 8.9 mm |
| Weight | 227 g | 234 g |
| Colors | Phantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition |
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 | 6.8 inches, 1440 x 3088 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.3:9 |
| PPI | ~ 515 PPI | ~ 500 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 89.9% |
| Glass Type | Corning Gorilla Glass Victus | Gorilla Glass Victus 2 |
| Features | Always-on Display, HDR10+, Curved Display | Always-on Display, 1750 nits (peak) Brightness, HDR10+, Curved Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes |
Memory
| RAM | 12 GB | 8 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 3.1 | UFS 4 |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G FDD Sub6: N1(2100),N7(2600),N28(700),N66(AWS-3),N71(600), 5G TDD Sub6: N258(26GHz),N260(39GHz),N261(28GHz), 5G TDD mmWave: N41(2500),N78(3500) | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/b/g/n/ac/ax 2.4G+5GHz+6GHz, HE160, MIMO, 1024-QAM | |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.3 |
| USB | Yes, USB-C v3.2 | Yes, USB-C USB 3.2 Gen 1 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity 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 |
| Extra Features | Stereo Support, Samsung DeX Support, PC Sync. Smart Switch (PC version), S Pen Supported |
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) | 200 MP ƒ/1.7 (Wide Angle) 24mm, 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/4.9 (Telephoto) 230mm, 1/3.52", 1.12µm, PDAF, OIS, 10x optical zoom 10 MP ƒ/2.4 (Telephoto) 70mm, 1/3.52", 1.12µm, PDAF, OIS, 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 | Optical Zoom at 3x and 10x , Digital Zoom up to 100x, Laser AF, LED Flash, 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 @ 30 fps UHD |
| 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, 1/3.2", 1.12µm, dual pixel PDAF Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v10 | Android v13 |
| 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 | 5000 mAh |
| Fast Charging | Yes, 25W Fast Charging | Yes |
| Wireless Charging | Yes, 15W | Yes |
| Reverse Charging | Yes, 4.5W | Yes |
| Reverse Wireless Charging | Yes | |
| Video Playback Time | 26 hours | |
| Music Playback Time | 99 hours |
Discuss
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