Xiaomi Redmi K90 Ultra
Price Not Announced Yet
Official and unofficial prices in Bangladesh will be published immediately upon market release.
Redmi K90 Ultra Variant Price Matrix in Bangladesh
BDT (৳)| Storage & RAM Variant | Official BD Price | Unofficial Market Price | Market Status |
|---|---|---|---|
| 256GB / 12GB RAM | TBA | TBA | Upcoming / TBA |
| 256GB / 16GB RAM | TBA | TBA | Upcoming / TBA |
| 512GB / 12GB RAM | TBA | TBA | Upcoming / TBA |
| 512GB / 16GB RAM | TBA | TBA | Upcoming / TBA |
Key Hardware Highlights
Fast overview of essential hardware specifications.
6.83", AMOLED, 165Hz
Up to 9500 nits (peak)
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
Adreno 830 (1200 MHz)
50 MP, f/1.7, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS
Video: 8K@30fps
Si/C Li-Ion 8550 mAh • 100W wired
100W PPS
12GB RAM / 256GB
Card Slot: No
20 MP (wide)
Video: 1080p@30/60fps
Android 16 (HyperOS 3)
Smooth Experience
227g, IP68/IP69
Nano-SIM + Nano-SIM
Full Technical Specifications
Complete hardware breakdown, performance scores, and features verified by MuthoPhoneBD.
| Network | |
|---|---|
| Technology | GSM / HSPA / LTE / 5G |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Bands | 1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66 |
| 5G Bands | 1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G |
| Launch & Availability | |
|---|---|
| Announced | June 30, 2026 |
| Status | Available |
| Release Date in BD | June 30, 2026 |
| Body & Build | |
|---|---|
| Dimensions | 162.9 x 77.9 x 8.2 mm |
| Weight | 227 g |
| Build Material | Glass front (Glass), Frame (aluminum) |
| SIM Card | Nano-SIM + Nano-SIM |
| IP Rating (Water/Dust) | IP68/IP69 |
| Other Body Features | Built-in cooling fan, IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) |
| Display | |
|---|---|
| Display Type | AMOLED |
| Screen Size | 6.83 inches (~90.3% screen-to-body ratio, 114.5 cm²) |
| Resolution | 1280 x 2772 pixels (19.5:9 ratio) (~447 ppi density) |
| Refresh Rate | 165 Hz |
| Peak Brightness | 9500 nits (peak) |
| HDR Support | Dolby Vision, HDR Vivid, HDR10+ |
| Display Features | 68B colors, PWM |
| Platform & Performance | |
|---|---|
| Operating System | Android 16, HyperOS 3 |
| Chipset (SoC) | Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) |
| CPU (Processor) | Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) |
| GPU (Graphics) | Adreno 830 (1200 MHz) |
| Memory & Storage | |
|---|---|
| Card Slot (MicroSD) | No |
| Internal Storage & RAM | 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM |
| Storage / RAM Features | UFS 4.1 |
| Main Camera | |
|---|---|
| Camera Modules | 50 MP, f/1.7, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP, f/2.2, 15mm (ultrawide), 1/4.0", 1.12µm |
| Camera Features | Color spectrum sensor, LED flash, HDR, panorama |
| Video Recording | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+ |
| Selfie Camera | |
|---|---|
| Selfie Sensor Modules | 20 MP (wide) |
| Selfie Video Recording | 1080p@30/60fps |
| Audio & Sound | |
|---|---|
| Loudspeaker | Yes, with stereo speakers (with Dolby Atmos) |
| 3.5mm Headphone Jack | No |
| Audio Features | Tuned by Bose, Bose 2.1 stereo sound system with a woofer, 24-bit/192kHz Hi-Res & Hi-Res wireless audio |
| Connectivity & Sensors | |
|---|---|
| WLAN (Wi-Fi) | Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct |
| Bluetooth | 5.4, A2DP, LE, LHDC 5.0, ASHA, Auracast |
| GPS / Positioning | GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS |
| NFC | Yes |
| Infrared Port | Yes |
| FM Radio | No |
| USB Port | USB Type-C, OTG |
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, gyro, compass |
| Battery & Charging | |
|---|---|
| Battery Type & Capacity | Si/C Li-Ion 8550 mAh |
| Fast Charging | 100W wired, 100W PPS, PD3.0, 22.5W reverse wired |
| Miscellaneous | |
|---|---|
| Available Colors | Black, Blue, Silver |
| Device Models | 2604FRK1EC |
Should You Buy Redmi K90 Ultra? (Pros & Cons)
Objective editorial breakdown of key advantages and trade-offs.
Reasons to Buy
Key Strengths & Advantages- Massive 8550 mAh battery paired with 100W fast charging and 22.5W reverse charging
- Flagship Snapdragon 8 Elite chipset paired with an integrated active cooling fan
- Ultra-bright 6.83-inch 165Hz AMOLED display with 9500 nits peak brightness
- Bose-tuned 2.1 stereo sound system complete with a dedicated woofer
- High durability rating with IP68/IP69 water jet and dust resistance
- Up to 16GB RAM and fast UFS 4.1 storage options
Reasons to Avoid
Trade-offs & Potential Drawbacks- Secondary camera setup lacks a telephoto sensor, limited to an 8 MP ultrawide lens
- Front selfie camera is capped at 1080p video capture
- Heavy device weight at 227 grams
- No expandable memory card slot or 3.5mm audio jack
Xiaomi Redmi K90 Ultra In-Depth Overview & Features
Detailed analysis of design, performance, battery life, camera capabilities, and value for money.
The Xiaomi Redmi K90 Ultra is a flagship-tier smartphone built specifically for hard-core gamers, power users, and multimedia enthusiasts seeking maximum hardware performance. Driven by the cutting-edge Qualcomm Snapdragon 8 Elite processor and running on Android 16 with HyperOS 3, this device combines top-of-the-line processing power with high-end durability standards.
Snapdragon 8 Elite Performance with Active Cooling Powered by the 3nm Snapdragon 8 Elite chipset and an Adreno 830 GPU, the Redmi K90 Ultra delivers exceptional speed for intense multitasking and heavy gaming. Uniquely equipped with a built-in active cooling fan alongside up to 16GB of fast UFS 4.1 RAM, the hardware is engineered to sustain peak performance during extended gaming sessions without thermal throttling.
Ultra-Bright 165Hz AMOLED Display The front of the device features a large 6.83-inch AMOLED display boasting a silky-smooth 165Hz refresh rate and an astounding peak brightness of 9500 nits. Supporting Dolby Vision, HDR10+, and 68 billion colors at a 1280x2772 resolution, it offers rich visuals and extreme outdoor visibility.
Massive 8550 mAh Battery & Bose Sound System An immense 8550 mAh Silicon/Carbon battery ensures extended operation, supported by 100W wired fast charging and 22.5W reverse wired power sharing. For audio, the device features a specialized Bose 2.1 stereo setup with an integrated woofer and Hi-Res audio support, matched with an industrial IP68/IP69 rating against high-pressure water jets and submersion.
Who is this for? / Should you buy it? The Xiaomi Redmi K90 Ultra is ideally suited for power users, mobile gamers, and media consumers who demand top-spec hardware, unmatched battery capacity, and specialized audio. If you prioritize raw processing speed, active cooling, an ultra-bright display, and multi-day battery endurance over a versatile multi-telephoto camera setup, this device stands as a highly compelling powerhouse.
Compare with Top Competitors
See how the Xiaomi Redmi K90 Ultra stacks up against similar alternatives in Bangladesh.
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Frequently Asked Questions about Redmi K90 Ultra
Common questions on Bangladesh price, warranty, gaming performance, and availability.
It features an 8550 mAh battery that supports 100W wired fast charging and 22.5W reverse wired charging.
It is powered by the Qualcomm Snapdragon 8 Elite (3 nm) octa-core processor with an Adreno 830 GPU.
It has a 6.83-inch AMOLED display with a 165Hz refresh rate, 1280x2772 resolution, and up to 9500 nits peak brightness.
Yes, it has an IP68/IP69 rating, making it dust tight and resistant to high-pressure water jets and immersion in water up to 1.5m for 30 minutes.
No, it does not include a 3.5mm headphone jack or a card slot for expandable storage.