Device comparison
Two devices. One clear decision.
Choose the exact models, then compare every available specification in one aligned view.
Missing information stays missing. Only stored specifications are shown.
Complete comparison
Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Announced | October, 2025 | 2026, March 25 |
| Released | October, 2025 | 2026-04-09 |
| Status | Available | Available |
NETWORK6 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 | GSM850, GSM900, DCS1800, PCS1900 |
| 3G Bands | HSDPA 850 / 900 / 2100 | B1(2100), B2(1900), B4(AWS), B5(850), B8(900) |
| 4G LTE | 1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66 | B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B17(700), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3); B38(2600), B40(2300), B41(2500) |
| 5G | Sub‑6 GHz SA / NSA | N1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3); N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | SM / HSPA / LTE / 5G | 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD |
BODY5 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Build | Glass front, glass back, aluminum frame | Glass front (Gorilla Glass Victus+), Aluminum frame, Glass back (Gorilla Glass Victus+) |
| Dimensions | 157.5 x 75.3 x 8 mm (6.20 x 2.96 x 0.31 in) | 161.5 x 76.8 x 6.9 mm |
| IP Rating | IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) | IP68 Dust Tight and Water Resistant (immersible up to 1.5m for 30 min) |
| SIM | Dual Nano‑SIM | Dual-SIM; Nano-SIM (4FF), Embedded-SIM; SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM |
| Weight | 206 g (7.27 oz) | 179 g |
DISPLAY9 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Brightness | 3500 nits (peak) | 1200 nits (HBM), 1900 nits (peak) |
| Color | — | 16M |
| Features | HDR10+, Dolby Vision support | — |
| Protection | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus+ |
| Refresh Rate | 120Hz | 120 Hz |
| Resolution | 1156 x 2510 pixels, 19.5:9 ratio (~419 ppi density) | 1080 x 2340 (FHD+) |
| Screen-to-body | 90% (very slim bezels) | ~88.8% |
| Size | 6.59 inches, 106.5 cm2 | 6.7 inches |
| Type | AMOLED | Super AMOLED Plus |
PLATFORM4 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| CPU | Octa-core (2x4.32 GHz Prime & 6x3.53 GHz Performance, Qualcomm Oryon) | Octa-Core, 2.9GHz, 2.6GHz, 1.9GHz |
| Chipset | Qualcomm Snapdragon 8 Elite (3 nm) | Exynos 1680 (4 nm) |
| GPU | Adreno 830 | Xclipse 550 |
| OS | Android 16 | Android |
MEMORY5 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Card slot | No | No |
| Internal | 256 GB / 512 GB | 128 GB / 256 GB |
| RAM | 12 GB / 16 GB | 8 GB |
| Storage Type | UFS 4.0 | UFS |
| Storage/RAM variants | 256 GB / 512 GB; 12 GB / 16 GB RAM | 128 GB / 256 GB; 8 GB RAM |
MAIN CAMERA3 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Features | LED flash, HDR, panorama | Autofocus: Yes; OIS: Yes; Flash: Yes |
| MAIN CAMERA | 50 MP wide, OIS, 8 MP ultrawide, 2 MP macro | 50 MP main; 12 MP ultrawide; 5 MP macro; apertures f/1.8, f/2.2, f/2.4 respectively |
| Video | 8K at 30 fps, 4K at 60 fps | 4K at 30 fps |
SELFIE CAMERA3 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Features | HDR, portrait effects | HDR |
| Selfie camera | 20 MP, (wide), 1/2.0", 0.8µm | 12 MP, f/2.2; fixed focus; no OIS |
| Video | 4K video recording | 1080p@30fps |
SOUND3 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| 3.5mm jack | No | USB Type-C |
| Dolby Atmos | Supported | — |
| Loudspeaker | Stereo speakers with Dolby Atmos tuning | Stereo speakers |
COMMUNICATION6 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Bluetooth | 5.4 stable low‑energy connection | Bluetooth v6.0 |
| NFC | Yes | Yes (Region Dependent) |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, Glonass, Beidou, Galileo, QZSS |
| Radio | No | No |
| USB | USB Type‑C | USB Type-C; USB 2.0 |
| WLAN | Wi‑Fi 7 | 802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE80, MIMO, 1024-QAM |
FEATURES2 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Satellite | Not supported | — |
| Sensors | Under‑display fingerprint, accelerometer, gyro, proximity, compass | Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Proximity Sensor |
BATTERY3 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Capacity | 7100 mAh | 5000 mAh |
| Charging Type | 100W wired, PD3.0, QC3+, 100W PPS, 22.5W reverse wired | 45W wired; no wireless charging |
| Type | Li‑Po, non‑removable | Non-removable |
ADDITIONAL INFORMATION7 fields
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Colors | Black, White, Blue, Purple | Navy, Gray, Icyblue, Lilac |
| Compatibility | — | Network bands and SIM details: Samsung UK SKU SM-A576BLBBEUB; regional variants may differ. |
| Cooling | Large vapor‑chamber cooling system | — |
| Environmental | — | 8.9% recycled content (manufacturer ECO Design specification for this regional SKU) |
| Launch Price (USD) | $390.00 (reference only — see Price in Nigeria above for the actual retail price) | — |
| Models | 2510DRK44C | SM-A576BLBBEUB |
| Price in Nigeria | ₦750,000 (Stored estimate) | ₦570,000 (Saved seller price · not yet reverified) |
TESTS1 field
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Battery Endurance | — | Up to 29 hours video playback (manufacturer rating; actual use varies) |
SECURITY1 field
| Specification | Redmi K90 | Galaxy A57 |
|---|---|---|
| Security | Under‑display fingerprint sensor, face unlock | Fingerprint sensor |