Side by side comparison and review of Samsung Galaxy S22 Ultra and Xiaomi Redmi 12. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-S908B/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 163.3 mm | 168.6 mm | Xiaomi Redmi 12 has greater height than Samsung Galaxy S22 Ultra. |
| Width | 77.9 mm | 76.28 mm | Samsung Galaxy S22 Ultra has greater width than Xiaomi Redmi 12. |
| Depth | 8.9 mm | 8.17 mm | Xiaomi Redmi 12 is narrower than Samsung Galaxy S22 Ultra. |
| Weight | 228 g | 198.5 g | Xiaomi Redmi 12 is lighter than Samsung Galaxy S22 Ultra. |
| Body Colour | Sky blue | Burgundy | Green | Phantom black | Phantom white | Graphite | Red | Midnight black | |
| Body Material | Corning Gorilla Glass Victus+, Armour Aluminium frame | - | |
| Protection | Dustproof, splashproof, water-resistant | Spill-resistant, dust-resistant | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S22 Ultra is waterproof. |
| IP rating | IP68 | IP53 | |
| Repairability Index | 8.2 (out of 10) | - | |
| SAR Value | 1.585 W/kg (body), 3.18 W/kg (limb), 1.049 W/kg (head) | - | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | - | |
| Screen Size (Display Size) | 6.8" | 6.79" | Samsung Galaxy S22 Ultra has larger screen size than Xiaomi Redmi 12. |
| Screen Resolution (Display Resolution) | 3088 x 1440 pixels | 2460 x 1080 pixels | Samsung Galaxy S22 Ultra has better screen resolution than Xiaomi Redmi 12. |
| Display Format | QHD+ | Full HD+ | |
| Pixel Density | 500 ppi | 396 ppi | Samsung Galaxy S22 Ultra has better pixel density than Xiaomi Redmi 12. |
| Aspect Ratio | 19.3:9 | - | |
| Max Brightness | 1750 cd/m² | 550 cd/m² | Samsung Galaxy S22 Ultra has better display brightness than Xiaomi Redmi 12. |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 3000000:1 | 1500:1 | Samsung Galaxy S22 Ultra has better display contrast ratio than Xiaomi Redmi 12. |
| HDR | Yes | - | Samsung Galaxy S22 Ultra has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Enhancement Technology | Vision Booster technology | Reading mode 3.0 | |
| Display Refresh Rate | 120 Hz | 90 Hz | Samsung Galaxy S22 Ultra has better refresh rate than Xiaomi Redmi 12. |
| Touch Sampling Rate | 240 Hz | - | |
| Display Features | Edge Screen, AOD(Always On Display), Video Wallpaper, 100% DCI-P3 | Reading mode, Dot Display, AdaptiveSync technology, 70% NTSC | |
| Display Protection (Screen Protector) | Corning Gorilla Glass Victus+ (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Processor Type (CPU) | Samsung Exynos 2200 | MediaTek Helio G88 | |
|---|---|---|---|
| Clock Speed | 2.8 GHz | 2 GHz | Samsung Galaxy S22 Ultra has higher clock speed than Xiaomi Redmi 12. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | ARM Mali-G52 |
| MEMORY | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR4X SDRAM - 4 GB + up to 16 GB virtual extension | Samsung Galaxy S22 Ultra has more RAM than Xiaomi Redmi 12. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| User Memory | 101.2 GB | - | |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 108 Megapixel | 50 Megapixel | Samsung Galaxy S22 Ultra has better camera resolution than Xiaomi Redmi 12. |
| Sensor Size | 1/1.33" | - | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Field of View (FoV) | 85 degree(s) | - | |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S22 Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | Super HDR, face retouch, Grid Line, selfie colour tone | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Portrait, Night, Motion Photo, Mountain, Filter mode, Single Take, Pro Video, Portrait video, Director's View, Nightography | - | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (UHD 8K) at 24fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), blink detection, QR-code scanner, RAW image capture, VDIS (Video Digital Image Stabilisation), Tracking AF, Quick Share, Dual Pixel Autofocus technology, Scene Optimiser, Lens smudge, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, backlighting detection, Quick Measure, Zoom-In Mic, HEIF image capture, Space Zoom, 100x Super Resolution Zoom, Take 33MP still photos while playing 8K video, Digital zoom up to 12x for video, Single Take, AR Doodle, HEVC (High Efficiency Video coding) support, Auto framing, Detail Enhancer, UW shape correction, Auto FPS, object eraser, Adaptive Pixel (12MP 2.4μm) | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Samsung Galaxy S22 Ultra has better second camera resolution than Xiaomi Redmi 12. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/2.55" | - | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | 120 degree(s) | 120 degree(s) | Both phones have the same second camera lens field of view. |
| Pixel Size (2nd Camera) | 1.4 μm | - | |
| Camera Features (2nd Camera) | Dual Pixel AF | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 10 Megapixel | 2 Megapixel | Samsung Galaxy S22 Ultra has higher resolution third camera than Xiaomi Redmi 12. |
|---|---|---|---|
| Sensor Size (3rd Camera) | 1/3.52" | - | |
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | F/4.9 | F/2.4 | Xiaomi Redmi 12 has better third camera lens aperture than Samsung Galaxy S22 Ultra. |
| Field of View (3rd Camera) | 11 degree(s) | - | |
| Pixel Size (3rd Camera) | 1.12 μm | - | |
| Optical Zoom | 10x | - | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | Dual Pixel AF | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 10 Megapixel | - | |
|---|---|---|---|
| Sensor Size (4th Camera) | 1/3.52" | - | |
| Lens Type (4th Camera) | Telephoto lens | - | |
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Field of View (4th Camera) | 36 degree(s) | - | |
| Pixel Size (4th Camera) | 1.12 μm | - | |
| Optical Zoom | 3x | - | |
| Camera Features (4th Camera) | Dual Pixel AF | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 40 Megapixels | 8 Megapixel | Samsung Galaxy S22 Ultra has better front camera resolution than Xiaomi Redmi 12. |
| Sensor Size (Front) | 1/2.82" | - | |
| Lens Aperture (Front) | F/2.2 | F/2.1 | Xiaomi Redmi 12 has better front lens aperture than Samsung Galaxy S22 Ultra. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 0.7 μm | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Phase Detect Auto-Focus (PDAF), Adaptive Pixel (10MP 1.4μm) | - |
| BATTERY AND CHARGING | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging, Power Delivery 3.0 | - | Samsung Galaxy S22 Ultra has fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy S22 Ultra can be charged wirelessly. |
| Wireless Charging Standards | WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Standby Time | - | 552 hours | |
| Talk Time | 2280 minutes | 2220 minutes | Samsung Galaxy S22 Ultra has longer battery life when making calls than Xiaomi Redmi 12. |
| Run Time Details | Talk (4G): up to 2280 min Active online usage (LTE): up to 19 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (wireless video): up to 22 hrs Playback (wireless audio): up to 81 hrs |
Talk: up to 2220 min Standby: up to 552 hrs Playback (video): up to 16 hrs Reading: up to 26 hrs |
| CELLULAR | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy S22 Ultra has more advanced generation mobile network. |
| Operating System | Android 12 | Android 13 | |
| User Interface | One UI 4.1 | MIUI 14 | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE, 5G NR FR1 | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n75, n77, n78, n40, n25, n12 | - | |
| 5G NR Frequency | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD 2300, FDD 1900, n12 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | Wi-Fi | |
| Bluetooth | Bluetooth 5.2 | Bluetooth 5.3 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Ultra-Wideband (UWB) | Yes | - | Samsung Galaxy S22 Ultra has UWB wireless technology. |
| MEDIA | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
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| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Dolby Digital sound, amplify ambient sound | - |
| FEATURES | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor | Accelerometer, digital compass | |
|---|---|---|---|
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader (side) | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | S Pen multi-input, Air View, MIMO technology, Screen Write, notification flashlight, Smart Select, Three microphones, Samsung KNOX, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, AR Doodle, PENUP, Bixby key, Bluetooth Scalable Codec, Samsung Knox Vault, DisplayPort over USB Type-C | Fast Charging, IR blaster |
| OTHERS | Samsung Galaxy S22 Ultra | Xiaomi Redmi 12 |
|---|
| Included Accessories | SIM card removal tool, S Pen, USB-C to USB-C cable | Power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | VDE, IP68, HAC (Hearing Aid Compatible), IEC 61960 | IP53, SGS Low Blue Light Certification | |
| Max Depth of Water Resistance | 1.5 m | - |
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