Xiaomi Redmi K100 vs Samsung Galaxy S25 Ultra
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Overview
| Specs Score | 74 / 100 | 87 / 100 Better Specs |
| Display Resolution | 1280 x 2772 pixels | 1440 x 3120 pixels Better Resolution |
| Rear Camera | 50 MP + 8 MP Dual | 200 MP Quad Better Camera Resolution |
| Front Camera | 20 MP Better Front Camera Resolution | 12 MP |
| Weight | 234.5 g | 218 g Lighter |
| Thickness | 8.7 mm | 8.2 mm Slimmer |
| Battery | 10000 mAh Bigger Battery | 5000 mAh |
| Unique Features | No IR Blaster | Wireless Charging No |
General
| Country of Origin | India | |
| Model | K100 | SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | eSIM+Nano SIM |
| eSIM Support | Yes | |
| SAR | 1.26 W/kg (Head) 0.64 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 7 years | |
| Security Updates | 7 years | |
| Release Date | October 27, 2026 | January 22, 2025 |
| In The Box | Handset, Stylus Pen, Data Cable (Type C to C), Sim Ejection Pin |
Design
| Dimensions | 77.9 x 162.9 x 8.7 mm | 77.6 x 162.8 x 8.2 mm |
| Weight | 234.5 g | 218 g |
| Bezel less | No | |
| Qwerty | No | |
| Colors | Black, White, Green | Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray |
Display
| Type | Color AMOLED Screen (68B) | Color Dynamic LTPO AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.83 inches, 1280 x 2772 pixels, 165 Hz | 6.9 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 447 PPI | ~ 498 PPI |
| Screen to Body Ratio | ~ 90.3% | ~ 92.5% |
| Glass Type | Corning Gorilla Armor 2 | |
| Brightness | 3500 nits (HBM), 9000 nits (peak) | 2600 nits (Peak) |
| HDR Support | Yes, Dolby Vision | Yes, HDR10+ |
| Adaptive Refresh Rate | Yes, LTPO | |
| Features | HDR10+, Always-on Display | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | No |
Memory
| RAM | 12 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4.1 | UFS 4 |
| Card Slot | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n7/n8/n28/n66/n38/n40/n41/n48/n77/n78 | TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500), 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) |
| VoLTE | Yes | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | Wi-Fi 7, 802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM |
| Ultra Wideband (UWB) Support | Yes | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes |
Performance
| AnTuTu Score | 2,557,926 (Total) (v10) 630,886 (CPU) 1,088,538 (GPU) 469,835 (Memory) 368,667 (UX) | |
| AnTuTu Storage Score | 192,970 | |
| Geekbench Score | 9,950 (Multi Core) (v6) 3,100 (Single Core) | |
| Camera Score | 151 (DxOMark) | |
| Speaker Score | 81 (Very Good) | |
| Battery Test Result | 15.1 hours |
Extra
| GPS | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | Yes with A-GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Photo Assist, Notes Assist, Drawing Assist, Circle to Search, Google Gemini (AI Mobile) | |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68/IP69K | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Photo Assist, Notes Assist, Drawing Assist, Circle to Search, Google Gemini (AI Mobile), 7 Years of Major OS Updates and 7 Years of Security Updates, Titanium Frame, Samsung Care+, Samsung Health, Samsung Wallet, S Pen Included, Glass Front (Corning Gorilla Armor 2), Glass Back (Corning Gorilla Armor 2), Titanium Frame (Grade 5), Stereo Speakers, DisplayPort 1.2, Samsung DeX, Samsung Wireless DeX, Ultra Wideband (UWB) Support |
Camera
| Rear Camera | 50 MP ƒ/1.7 (Wide Angle) 1/1.55", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm | 200 MP ƒ/1.7 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, Multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x Optical Zoom 50 MP ƒ/3.4 (Telephoto) 111mm (Periscope Telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x Optical Zoom 50 MP ƒ/1.9 (Ultra Wide) 120˚ (Ultrawide), 0.7µm, Dual Pixel PDAF, Super Steady Video |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | Color spectrum sensor, HDR, panorama | Bixby Vision, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video, Upto 100X Digital Zoom |
| Video Recording | 4K, 1080p | 8K @ 24/30 fps UHD, 4K @ 120/30/60 fps UHD, 1080p @ 240/30/60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP (Wide Angle) Punch Hole | 12 MP ƒ/2.2 (Wide Angle) 26mm (Wide), 1/3.2", 1.12µm, Dual Pixel PDAF Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 1080p @ 60 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Front Camera Features | HDR | HDR, HDR10+ |
Technical
| OS | Android v17 | Android v15 |
| Custom UI | HyperOS 3 | One UI 7 |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite for Galaxy |
| CPU | 4.32 GHz, Octa Core Processor | 4.47 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | 2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M |
| GPU | Adreno 840 | Adreno 830 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 10000 mAh, Si/C Li-ion Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 100W Fast charging | Yes, 45W Fast Charging PD3.0, 65% in 30 min |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 22.5W | Yes, 10W |
| Reverse Wireless Charging | Yes, 4.5W | |
| Bypass Charging | Yes | |
| Video Playback Time | 31 hours |
Discuss
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