Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Xiaomi 17 Pro Max
# 2
# 1
Add Product
Add Product
vs# 2
# 1
Add Product
Add Product
- Like
- Comment
- Share
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
Be the first to leave a comment.
Related Mobile Phones
Related Searches
Related Comparisons
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Xiaomi Redmi 15 5G
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Xiaomi Redmi Note 15 5G
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy S22 Ultra 5G (8GB RAM + 128GB)
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy A57 5G
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Samsung Galaxy A34 5G (8GB RAM + 128GB)
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) vs Xiaomi Redmi Note 13 5G (8GB RAM + 256GB)