Samsung Galaxy S21 Ultra vs Samsung Galaxy S24 Plus
Here you can compare Samsung Galaxy S21 Ultra and Samsung Galaxy S24 Plus. Comparing Samsung Galaxy S21 Ultra vs Samsung Galaxy S24 Plus 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 S24 Plus and which one should you buy The current lowest price found for Samsung Galaxy S21 Ultra is $399 and for Samsung Galaxy S24 Plus is $578.74. The details of both of these products were last updated on Jan 29, 2026.
| Specification | Samsung Galaxy S21 Ultra | Samsung Galaxy S24 Plus |
|---|---|---|
| Internal Memory | 256 GB | 256 GB |
| CPU | 2.9 GHz, Octa Core Processor | 3.3 GHz, Octa Core Processor |
| OS | Android v10 | Android v14 |
| Battery | 5000 mAh, Li-Po Battery | 4900 mAh |
| Display | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.7 inches, 1440 x 3120 pixels, 120 Hz |
| Price | $399 | $578.74 |
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Overview
| Specs Score | 94 / 100 Better Specs | 92 / 100 |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1440 x 3120 pixels |
| CPU Clock Speed | 2.9 GHz | 3.3 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 | 197 g Lighter |
| Thickness | 8.9 mm | 7.7 mm Slimmer |
General
| Model | Galaxy S21 Ultra 5G | S24 Plus |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | SIM 1 + eSIM / Dual eSIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 14, 2021 | 2024, January 24 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 75.9 x 158.5 x 7.7 mm |
| Weight | 227 g | 197 g |
| Colors | Onyx Black, Marble Grey, Cobalt Violet, Sandstone Orange |
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 | 6.7 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 515 PPI | ~ 513 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 91.6% |
| Glass Type | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus 2 |
| Features | Always-on Display, HDR10+, Curved Display | 2600nits Peak Brightness |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 12 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),N25(1900),N28(700),N66(AWS-3),N71(600), 5G TDD Sub6: N257(28GHz),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 | 802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE160, MIMO, 1024-QAM | |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.3, A2DP, LE |
| USB | Yes, USB-C v3.2 | Yes, USB-C USB 3.2 Gen 1 |
| USB Features | USB on-the-go, USB Charging | 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 | PC Sync. Smart Switch (PC version), Stereo Support, S Pen Support, Touch Bar, Samsung DeX 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, Dual Pixel PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 67mm, 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚, 1/2.55" 1.4µm, Super Steady video |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | Optical Zoom 3x, Optical quality Zoom 2x (Enabled by Adaptive Pixel sensor), Digital Zoom up to 30x |
| 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) Punch Hole, Autofocus |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v10 | Android v14 |
| Custom UI | One UI 6.1 | |
| Chipset | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Gen3 |
| CPU | 2.9 GHz, Octa Core Processor | 3.3 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 1xCortex-X4@3.3 GHz & 5xCortex-A720@3.2 GHz & 2x Cortex-A520@2.3 GHz |
| GPU | Mali-G78 MP14 | Adreno GPU |
| 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 | 4900 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 | 29 hours | |
| Music Playback Time | 88 hours |
Discuss
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