Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Xiaomi 17 Pro Max
Here you can compare Samsung Galaxy S21 Ultra 5G (12GB RAM … and Xiaomi 17 Pro Max. Comparing Samsung Galaxy S21 Ultra 5G (12GB RAM … vs Xiaomi 17 Pro Max 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 Xiaomi 17 Pro Max 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 Xiaomi 17 Pro Max is ₹1,05,990. The details of both of these products were last updated on Oct 09, 2026.
| Specification | Samsung Galaxy S21 Ultra 5G (12GB RAM … | Xiaomi 17 Pro Max |
|---|---|---|
| CPU | 2.9 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| 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/1.7 (Wide Angle) 23mm (wide), 1/1.28", 1.22µm, dual pixel PDAF, OIS 50 MP ƒ/2.6 (Telephoto) 115mm (periscope telephoto), 1/2.0", PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP ƒ/2.4 (Ultra Wide) 17mm, 102˚ (ultrawide), 1/2.76", 0.64µm |
| Battery | 5000 mAh, Li-Po Battery | 7500 mAh, Li-Po Battery |
| OS | Android v10 | Android v16 |
| Display | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.9 inches, 1200 x 2608 pixels, 120 Hz |
| Price | ₹1,01,999 | ₹1,05,990 |
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Overview
| Specs Score | 80 / 100 | 95 / 100 Better Specs |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1200 x 2608 pixels |
| Storage | 128 GB | 512 GB More Storage |
| CPU Clock Speed | 2.9 GHz | 4.6 GHz Faster Clock Speed |
| Rear Camera | 108 MP Quad Better Camera Resolution | 50 MP + 50 MP + 50 MP Triple |
| Front Camera | 40 MP | 50 MP Better Front Camera Resolution |
| Thickness | 8.9 mm | 8 mm Slimmer |
| Battery | 5000 mAh | 7500 mAh Bigger Battery |
| Unique Features | No | IR Blaster |
General
| Model | Galaxy S21 Ultra 5G | |
| 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 | September 25, 2025 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 77.6 x 162.9 x 8 mm |
| Weight | 227 g | 219 g |
| Colors | Black, White, Purple, Green |
Display
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color LTPO AMOLED Screen (68 B) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.9 inches, 1200 x 2608 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 515 PPI | ~ 416 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 92.3% |
| Glass Type | Corning Gorilla Glass Victus | Xiaomi Dragon Crystal Glass 3 |
| Brightness | 3500 nits (peak) | |
| HDR Support | Yes, HDR10+ | Yes, HDR10+, Dolby Vision |
| Adaptive Refresh Rate | Yes, LTPO | |
| Features | Always-on Display, HDR10+ | 2160Hz PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+ |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Dual Display | 2.9 inches, LTPO AMOLED, 20Hz, Dolby Vision, HDR Vivid, HDR10+, 3500 nits (peak) |
Memory
| RAM | 12 GB | 12 GB |
| Storage | 128 GB | 512 GB |
| Storage Type | UFS 3.1 | UFS 4.1 |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.4, A2DP, LE, aptX HD |
| 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 |
| IR Blaster | Yes |
Performance
| Camera Score | 159 (DxOMark) |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | with GPS, Galileo, GLONASS, Beidou, NAVIC |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Proximity, Gyro, Compass, Bbarometer |
| 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) | 50 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.28", 1.22µm, dual pixel PDAF, OIS 50 MP ƒ/2.6 (Telephoto) 115mm (periscope telephoto), 1/2.0", PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP ƒ/2.4 (Ultra Wide) 17mm, 102˚ (ultrawide), 1/2.76", 0.64µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | Laser AF, Color Spectrum Sensor, Leica Lens, Dual-tone , 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, 1080p @ 60 fps FHD, 4K @ 60 fps UHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus | 50 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, panorama |
Technical
| OS | Android v10 | Android v16 |
| Custom UI | HyperOS 3 | |
| Chipset | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 2.9 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| GPU | Mali-G78 MP14 | Adreno |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | Yes | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 7500 mAh, Li-Po Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 15W | Yes, 50W |
| Reverse Charging | Yes, 4.5W | Yes |
| Reverse Wireless Charging | Yes, 22.5W |
Discuss
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