Xiaomi Redmi K90 vs Samsung Galaxy A57 5G
Quick Comparison
Xiaomi Redmi K90 has better RAM than Samsung Galaxy A57 5G. In terms of display resolution, Xiaomi Redmi K90 has better resolution of 2510 x 1156 than Samsung Galaxy A57 5G which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Xiaomi Redmi K90 | Samsung Galaxy A57 5G |
| RAM | 12 GB | 8 GB |
|---|---|---|
| Display | 6.59 in | 6.7 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 7100 mAh | 5000 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 50 MP + 12 MP + 5 MP Triple |
| Price | Rs. 35990 | Rs. 49000 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October 27, 2025. The Expected cost of Xiaomi Redmi K90 is Rs. 35990. The launch Date of the second phone is March 25, 2026. The cost of Samsung Galaxy A57 5G is Rs. 49000.
Display comparison
Samsung Galaxy A57 5G has larger screen size of 6.7 inches in comparison to Xiaomi Redmi K90's 6.59 inch screen. Xiaomi Redmi K90 has AMOLED Screen type where as Samsung Galaxy A57 5G has Super AMOLED Plus Screen type. Xiaomi's phone has display density of 419 PPI & Samsung's phone has only 385 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 88.8% than Xiaomi's phone ~ 87.5%. Both phones have same aspect ratio of 20:9.
Memory comparison
Xiaomi Redmi K90's larger 12 GB RAM is better for playing games and all with respect to Samsung Galaxy A57 5G's lower 8 GB RAM. and both have same Internal Memory of 256 GB.
Camera comparison
They both have the same 50 MP + 50 MP + 8 MP Triple Rear Camera. Xiaomi Redmi K90 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Samsung Galaxy A57 5G's 12 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 16.
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Full Comparison
| Name | Xiaomi Redmi K90 | Samsung Galaxy A57 5G |
| General | ||
| Model | K90 | SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 6 years | |
| Security Updates | 6 years | |
| Release Date | October 27, 2025 | March 25, 2026 |
| Design | ||
| Dimensions | 75.25 x 157.49 x 8 mm | 76.8 x 161.5 x 6.9 mm |
| Weight | 206 g | 179 g |
| Colors | Navy, Gray, Icyblue, Lilac | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color Super AMOLED Plus Screen (16M Colors) |
| Touch | Yes, 480 Hz Touch Sampling Rate | Yes |
| Size | 6.59 inches, 1156 x 2510 pixels, 120 Hz | 6.7 inches, 1080 x 2340 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 419 PPI | ~ 385 PPI |
| Screen to Body Ratio | ~ 87.5% | ~ 88.8% |
| Glass Type | Corning Gorilla Glass Victus+, Mohs level 5 | |
| Brightness | 3500nits | 1200 nits (HBM), 1900 nits (peak) |
| Features | HDR10+ | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 8 GB |
| RAM Type | LPDDR5X | |
| Storage | 256 GB | 256 GB |
| Storage Type | 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 | 5G* FDD Sub6: N1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3) 5G* TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | 802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE80, MIMO, 1024-QAM |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v6.0, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 1,348,362 (Total) (v11) 499,380 (CPU) 374,531 (GPU) 200,579 (Memory) 273,872 (UX) | |
| AnTuTu Storage Score | 88,710 | |
| Geekbench Score | 4,406 (Multi Core) (v6) 1,375 (Single Core) 6,620 (OpenCL) 7,616 (Vulkan) | |
| 3DMark Score | 1,694 (Wild Life Extreme) (10.15 FPS) | |
| Extra | ||
| GPS | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Agentic AI, Personal AI assistants - Bixby, Gemini Live, and Perplexity, Enhanced Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | |
| Dust Resistant | No | Yes |
| Extra Features | Samsung Knox | |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) 50 MP (Telephoto) 8 MP (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) 1/1.56", 1.0µm, PDAF, OIS 12 MP ƒ/2.2 (Ultra Wide) 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP ƒ/2.4 (Macro) |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Digital Zoom up to 10x | |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 1920 fps HD | 4K @ 30 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 20 MP (Wide Angle) Punch Hole | 12 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | HyperOS 3 | OneUI 8.5 |
| Chipset | Qualcomm Snapdragon 8 Elite | Samsung Exynos 1680 |
| CPU | 4.32 GHz, Octa Core Processor | 2.9 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | |
| GPU | Adreno GPU | Xclipse 550 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Speaker Type | Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7100 mAh | 5000 mAh |
| Fast Charging | Yes, 100W Fast charging | Yes, 45W Fast Charging |
| Reverse Charging | Yes, 22.5W | |