Samsung Galaxy S21 Ultra |
Xiaomi Redmi Note 15 Pro Plus |
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| Build | OS | Android 11 OS | Android 15 OS, up to 4 major Android upgrades | |
| UI | One UI 3.5 | HyperOS 2.0 | ||
| Dimensions | 165.1 x 75.6 x 8.9 mm | 163.3 x 78.3 x 7.9 mm | ||
| Weight | 227 g | 207 g | ||
| SIM | Dual Sim, Dual Standby, eSIM (Nano-SIM) | Nano-SIM + eSIM + Nano-SIM + Nano-SIM | ||
| Colors | Phantom Black, Phantom Silver | Mocha Brown, Glacier Blue, Black | ||
| Frequency | 2G Band | SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 |
SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 |
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| 3G Band | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | ||
| 4G Band | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 40(2300), 41(2500) | ||
| 5G Band | 5G SA/NSA | SA/NSA | ||
| Processor | CPU | Octa-core (1 x 2.9 GHz Cortex-X1 + 3 x 2.80 GHz Cortex-A78 + 4 x 2.2 GHz Cortex-A55) | Octa-core (1 x 2.7 GHz Cortex-A720 + 3 x 2.4 GHz Cortex-A720 + 4 x 1.8 GHz Cortex-A520) | |
| Chipset | Exynos 2100 (5 nm) | Qualcomm SM7635-AC Snapdragon 7s Gen 4 (4 nm) | ||
| GPU | Mali-G78 MP14 | Adreno 810 | ||
| Display | Technology | Dynamic AMOLED 2X Capacitive Touchscreen, 16M Colors, Multitouch | AMOLED Capacitive Touchscreen, 68B Colors | |
| Size | 6.8 Inches | 6.83 Inches | ||
| Resolution | 1440 x 3200 Pixels (~516 PPI) | 1280 x 2772 Pixels (~447 PPI) | ||
| Protection | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus 2, Mohs level 5 | ||
| Extra Features | Always-on display, 120Hz, HDR10+, 1500 nits (peak) | 120Hz, 3840Hz PWM, HDR10+, Dolby Vision, 3200 nits (peak) | ||
| Memory | Built-in | 256GB Built-in, 12GB RAM | 512GB Built-in, 12GB RAM, UFS 2.2 | |
| Contacts | ||||
| Camera | Main | Quad Camera: 108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", PDAF, Laser AF, OIS + 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", dual pixel PDAF, OIS, 10x optical zoom + 10 MP, f/2.4, 70mm (telephoto), 1/3.24", dual pixel PDAF, OIS, 3x optical zoom + 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", dual pixel PDAF, Super Steady video, LED Flash | Dual Camera: 200 MP, f/1.7, 23mm (wide), 1/1.4", 0.56µm, multi-directional PDAF, OIS + 8 MP, f/2.2, 15mm, (ultrawide), 1/4.0", LED Flash | |
| Features | Geo-tagging, touch focus, face/smile detection, Auto HDR, panorama, Video (8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., Gyro-EIS) | HDR, Panorama, Video (4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS) | ||
| Front | 40 MP, f/2.2, 26mm (wide), 1/2.8 | 32 MP, f/2.2, (wide), 1/3.0, HDR, panorama, Video (1080p@30/60fps) | ||
| Connectivity | WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6/6e, dual-band, Wi-Fi Direct (/6e is market/region dependent) | |
| Bluetooth | v5.2 with A2DP, LE | v5.4 with A2DP, LE | ||
| GPS | Yes + A-GPS support & Glonass, BDS, GALILEO | Yes + GPS (L1+L5), GALILEO, GLONASS, QZSS, BDS | ||
| Radio | FM Radio (Unspecified) | |||
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, OTG | ||
| NFC | Yes | Yes | ||
| Infrared | Yes | |||
| Data | GPRS, Edge, 3G (HSPA 42.2/5.76 Mbps), 4G LTE-A (CA), 5G capable | 2G GSM, 3G HSPA, 4G LTE, 5G Capable | ||
| Features | Sensors | Accelerometer, Gyro, Compass, Proximity, Barometer, FingerPrint | Accelerometer, Gyro, Compass, Proximity, FingerPrint | |
| Audio | 32-bit/384kHz audio, MP4/DivX/XviD/WMV/H.265 player, MP3/WAV/WMA/eAAC+/FLAC player, Speaker Phone | 24-bit/192kHz Hi-Res & Hi-Res wireless audio, Speaker Phone (with Dolby Atmos) | ||
| Browser | HTML5 | HTML5 | ||
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM | SMS(threaded view), MMS, Email, Push Mail, IM | ||
| Games | Built-in + Downloadable | Built-in + Downloadable | ||
| Torch | Yes | Yes | ||
| Extra | Glass front + Gorilla Glass Victus), Glass back (Gorilla Glass), Aluminum frame, Active noise cancellation with dedicated mic, Samsung Pay (Visa, MasterCard certified), IP68 dust/water resistant (up to 1.5m for 30 mins), Stylus support, Samsung DeX, Samsung Wireless DeX (desktop experience support), ANT+, Bixby natural language commands and dictation, Document viewer, Photo/video editor | NFC (market/region dependent), Glass front (Gorilla Glass Victus 2), glass back + Gorilla Glass) or silicone polymer back (eco leather), IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min), Manufacturer-rated water-resistance (up to 2m for 24 hours) Drop resistant up to 2.5m | ||
| Battery | Capacity | (Li-Po Non removable), 5000 mAh | Li-ion Si-Ca 6500 mAh | |
| Talktime | ||||
| - Fast charging 25W, USB Power Delivery 3.0, Fast Qi/PMA wireless charging 15W, Reverse wireless charging 4.5W | - Fast charging 100W wired, 100% in 40 min, 22.5W reverse wired | |||
| Price | in Rupees | Rs. 242,999 | Rs. 169,999 | |
| in USD | $2331 | $1631 |