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Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Announced | 2026, October 21 (China) | October, 2025 |
| Released | Release date not confirmed | October, 2025 |
| Status | Announced | Available |
NETWORK6 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| 2G Bands | — | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | — | HSDPA 850 / 900 / 2100 |
| 4G LTE | — | 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 |
| 5G | — | Sub‑6 GHz SA / NSA |
| Speed | — | HSPA, LTE, 5G |
| Technology | GSM / LTE / 5G | GSM / HSPA / LTE / 5G |
BODY6 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Build | Matte metal frame | Glass front, glass back, aluminum frame |
| Colors | Red and Blue Buff, Designated Win, Quick Black | — |
| Dimensions | — | 163.3 x 77.8 x 7.9 mm (6.43 x 3.06 x 0.31 in) |
| IP Rating | IP68 / IP69 / IP69K | IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) |
| SIM | — | Dual Nano‑SIM |
| Weight | — | 218 g (7.69 oz) |
DISPLAY8 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Brightness | — | 3500 nits (peak) |
| Features | — | HDR10+, Dolby Vision support |
| Protection | — | Corning Gorilla Glass Victus 2 |
| Refresh Rate | 185Hz; 5000Hz touch sampling | 120Hz |
| Resolution | 2K | 1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density) |
| Screen-to-body | — | 92% (ultra‑slim bezels) |
| Size | — | 6.9 inches, 116.6 cm2 (~91.8% screen-to-body ratio) |
| Type | OLED, 5920Hz PWM dimming | AMOLED |
PLATFORM4 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| CPU | — | Octa-core (2x Prime & 6x Performance, Qualcomm Oryon) |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 (3 nm) | Qualcomm Snapdragon 8 Elite Gen 5 (3 nm) |
| GPU | — | Adreno 840 |
| OS | Android 17, MagicOS 11 | Android 16 |
MEMORY5 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Card slot | — | No |
| Internal | 256GB / 512GB | 512 GB / 1 TB |
| RAM | 12GB, 16GB | 16 GB / 24 GB |
| Storage Type | UFS 4.1 (LPDDR5X RAM) | UFS 4.1 |
| Storage/RAM variants | 12GB+256GB, 16GB+256GB, 12GB+512GB, 16GB+512GB | 512 GB / 1 TB; 16 GB / 24 GB RAM |
MAIN CAMERA3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Features | — | Laser autofocus, LED flash, HDR, panorama |
| MAIN CAMERA | 200 MP, 1/1.55", OIS (main) | 12 MP (ultrawide) | 50 MP wide, 1‑inch sensor, OIS, 50 MP ultrawide, 64 MP periscope telephoto, 5× optical zoom, OIS |
| Video | — | 8K at 30 fps, 4K at 120 fps |
SELFIE CAMERA3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Features | — | HDR, portrait effects |
| Selfie camera | 50 MP | 32 MP wide |
| Video | — | 4K video recording |
SOUND3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| 3.5mm jack | — | No |
| Dolby Atmos | — | Supported |
| Loudspeaker | Yes, dual 1216 speakers | Stereo speakers with Dolby Atmos tuning |
COMMUNICATION6 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Bluetooth | — | 5.4 stable low‑energy connection |
| NFC | — | Yes |
| Positioning | — | GPS, GLONASS, GALILEO, BDS |
| Radio | — | No |
| USB | — | USB Type‑C |
| WLAN | — | Wi‑Fi 7 |
FEATURES3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Other features | WIN energy ring with 40+ lighting effects; 800Hz gyroscope; WIN display chip | — |
| Satellite | — | Not supported |
| Sensors | — | Ultrasonic under‑display fingerprint, accelerometer, gyro, proximity, compass |
BATTERY3 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Capacity | 12070 mAh | 7560 mAh |
| Charging Type | — | 100W wired, PD3.0, QC3+, 100W PPS; 50W wireless; 22.5W reverse wireless |
| Type | — | Li‑Po, non‑removable |
ADDITIONAL INFORMATION7 fields
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Colors | Red and Blue Buff; Designated Win; Quick Black | Black, White, Denim Blue, Lamborgini White |
| Cooling | Dongfeng turbo cooling system | Advanced multi‑layer vapor‑chamber cooling system |
| Launch Price | CNY 4,199 (12GB+256GB), CNY 4,599 (16GB+256GB), CNY 4,899 (12GB+512GB), CNY 5,199 (16GB+512GB) — China | — |
| Launch Price (USD) | — | $550.00 (reference only — see Price in Nigeria above for the actual retail price) |
| Models | — | Region‑specific variants |
| Models and regions | China | — |
| Price in Nigeria | ₦877,600 (Stored estimate) | ₦888,000 (Seller price) |
SECURITY1 field
| Specification | Win RT2 | Redmi K90 Pro Max |
|---|---|---|
| Security | — | Ultrasonic under‑display fingerprint sensor, face unlock |