Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy S26 Ultra 5G
Here you can compare Samsung Galaxy S21 Ultra 5G (12GB RAM … and Samsung Galaxy S26 Ultra 5G. Comparing Samsung Galaxy S21 Ultra 5G (12GB RAM … vs Samsung Galaxy S26 Ultra 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 S26 Ultra 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 S26 Ultra 5G is ₹1,24,999. The details of both of these products were last updated on Oct 03, 2026.
| Specification | Samsung Galaxy S21 Ultra 5G (12GB RAM … | Samsung Galaxy S26 Ultra 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) | 200 MP ƒ/1.4 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP ƒ/2.9 (Telephoto) periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 50 MP ƒ/1.9 (Ultra Wide) (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF, Super Steady vide |
| Battery | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| CPU | 2.9 GHz, Octa Core Processor | 4.74 GHz, Octa Core Processor |
| OS | Android v10 | Android v16 |
| Internal Memory | 128 GB | 256 GB |
| Price | ₹1,01,999 | ₹1,24,999 |
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Overview
| Specs Score | 80 / 100 | 94 / 100 Better Specs |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1440 x 3120 pixels |
| Storage | 128 GB | 256 GB More Storage |
| CPU Clock Speed | 2.9 GHz | 4.74 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 |
| Weight | 227 g | 214 g Lighter |
| Thickness | 8.9 mm | 7.9 mm Slimmer |
General
| Model | Galaxy S21 Ultra 5G | SM-S948B, SM-S948B/DS, SM-S948U, SM-S948U1, SM-S948W, SM-S948N, SM-S9480, SM-S948E, SM-S948E/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM SIM |
| eSIM Support | Yes | |
| Device Type | Smartphone | Smartphone |
| Security Updates | 7 years | |
| Release Date | January 14, 2021 | February 25, 2026 |
| In The Box | Headset, Charging Cable, Sim Ejector Pin |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 78.1 x 163.6 x 7.9 mm |
| Weight | 227 g | 214 g |
| Colors | Cobalt Violet, Sky Blue, Black, White, Silver Shadow, Pink Gold |
Display
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color Dynamic LTPO AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.9 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 515 PPI | ~ 500 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 90.7% |
| Glass Type | Corning Gorilla Glass Victus | Corning Gorilla Armor 2 |
| Brightness | 2600 nits (peak) | |
| HDR Support | Yes, HDR10+ | |
| Adaptive Refresh Rate | Yes | |
| Features | Always-on Display, HDR10+ | DX anti-reflective coating, Privacy Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 12 GB |
| RAM Type | LPDDR5X | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 3.1 | UFS 4 |
| Card Slot | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3), 5G TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), 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/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM | |
| Ultra Wideband (UWB) Support | Yes | |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v6.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
Performance
| AnTuTu Score | 3,668,406 (Total) (v11) 1,087,228 (CPU) 1,491,438 (GPU) 386,328 (Memory) 703,412 (UX) | |
| Geekbench Score | 10,585 (Multi Core) (v6) 3,539 (Single Core) 25,712 (OpenCL) | |
| Camera Score | 157 (DxOMark) |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes with A-GPS, Glonass |
| 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 |
| AI Features | Galaxy AI, Circle to Search with Google, Photo Assist, Creative Studio, Bixby | |
| 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 | Samsung Care+, Samsung Health, Samsung Wallet, S Pen included, Redesigned Vapor Chamber, UWB (Ultra Wideband), 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) | 200 MP ƒ/1.4 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP ƒ/2.9 (Telephoto) periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 50 MP ƒ/1.9 (Ultra Wide) (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF, Super Steady vide |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | Optical Zoom 3x and 5x, Optical Quality Zoom 2x and 10x, Digital Zoom up to 100x, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video |
| 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, 4K, 1080p |
| 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, Screen Flash |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Front Camera Features | Dual video call, Auto-HDR | HDR, HDR10+ |
Technical
| OS | Android v10 | Android v16 |
| Custom UI | ONE UI 8.5 | |
| Chipset | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy |
| CPU | 2.9 GHz, Octa Core Processor | 4.74 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| GPU | Mali-G78 MP14 | Adreno 840 |
| 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 |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 60W Fast Charging |
| Wireless Charging | Yes, 15W | Yes, 25W |
| Reverse Charging | Yes, 4.5W | Yes |
| Reverse Wireless Charging | Yes, 4.5W | |
| Video Playback Time | 31 hours |
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