Phone Comparison
Compare Xiaomi Redmi K90 Ultra vs Oppo Reno16 FS
Full specs, price, score, camera, battery, display, network, and performance comparison in one side-by-side matrix.
Better Camera
Oppo Reno16 FS
Better Battery
Xiaomi Redmi K90 Ultra
Better Display
Xiaomi Redmi K90 Ultra
Better Performance
Xiaomi Redmi K90 Ultra
Better Value
Xiaomi Redmi K90 Ultra
Overview
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Brand | Xiaomi | Oppo |
| Category | Flagship | Midranger |
| Price | $440 | $699 |
| Display | 6.83 inches | 6.57 inches |
| Processor | Snapdragon 8 Onyon V2 Elite (3 nm) | Dimensity 7300 Energy (4 nm) |
| RAM | 12GB, 16GB | 8GB |
| Storage | 256GB, 512GB | 512GB |
| Battery | Si/C Li-ion 8550 mAh | Li-ion 6500 mAh |
| Main Camera | 50 MP | 50 MP |
| OS | Android 16, HyperOS 3 | Android 16, ColorOS 16 |
Network
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Technology | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE / 5G |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66 |
| 5G Bands | 1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA | 1, 2, 3, 5, 7, 8, 20, 26, 28, 40, 41, 48, 66, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
Display
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Size | 6.83 inches, 114.5 cm² (~90.3% screen-to-body ratio) | 6.57 inches, 105.0 cm2 (~88.8% screen-to-body ratio) |
| Resolution | 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density) | 1080 x 2372 pixels (~397 ppi density) |
| Type | AMOLED, 68B colors, PWM | AMOLED, 1B colors |
| Refresh Rate | 165Hz | 120Hz |
| Brightness | 9500 nits (peak) | 600 nits (typ), 1400 nits (HBM) |
| Protection | N/A | Crystal Guard, Mohs level 5 |
| HDR | Dolby Vision, HDR10+ | N/A |
Performance
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Chipset | Qualcomm SM8750-AB Snapdragon 8 Onyon V2 Elite (3 nm) | Mediatek Dimensity 7300 Energy (4 nm) |
| CPU | Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) | Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) |
| GPU | Adreno 830 (1200 MHz) | Mali-G615 MC2 |
| RAM | 12GB, 16GB | 8GB |
| Storage | 256GB, 512GB | 512GB |
| Storage Type | UFS 4.1 | UFS 3.1 |
| Expandable | No | microSDXC |
Main Camera
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Type | Dual | Triple |
| Main | 50 MP, f/1.7, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS | 50 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS |
| Ultrawide | 8 MP, f/2.2, 15mm (ultrawide), 1/4.0", 1.12µm | 8 MP, f/2.2, 15mm, 116˚ (ultrawide), 1/4.0", 1.12µm, AF |
| Telephoto | N/A | 50 MP, f/2.8, 92mm (telephoto), 1/3.13", 0.56µm, PDAF, OIS, 3.5x optical zoom |
| Features | Color spectrum sensor, LED flash, HDR, panorama | Color spectrum sensor, Multi-focus LED flash, HDR, panorama |
| Video | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+ | 4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS |
Selfie Camera
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Type | Single | Single |
| Selfie | 20 MP (wide) | 50 MP, f/2.0, 18mm, 100˚ (ultrawide), 1/2.88", 0.61µm, AF |
| Features | N/A | Panorama |
| Video | 1080p@30/60fps | 4K@30fps, 1080p@30fps, gyro-EIS |
Battery
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Capacity | Si/C Li-ion 8550 mAh | Si/C Li-ion 6500 mAh |
| Charging | 100W wired, 100W PPS, PD3.0 | 45W wired, 45W PPS, 13.5W PD/QC, 100% in 84 min |
| Reverse | 22.5W reverse wired | Reverse wired |
Body
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Dimensions | 162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in) | 158.2 x 75.8 x 8.4 mm or 8.6 mm |
| Weight | 227 g (8.01 oz) | 194 g or 196 g (6.84 oz) |
| Build | Glass front, aluminum frame | Glass front, plastic frame, glass back or composite plastic back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM or eSIM (max 2 at a time) |
| Water Resistance | IP68/IP69 dust tight and water resistant (high pressure water jets; immsersible up to 1.5m for 30 min) | IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) |
| Colors | Black, Blue, Silver | Pop White, Dream Purple |
Features & Connectivity
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Connectivity | Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band |
| NFC | Yes | Yes (market/region dependent) |
| USB | USB Type-C, OTG | USB Type-C 2.0, OTG |
| Biometrics | Fingerprint (under display, optical) | Fingerprint (under display, optical) |
| Sensors | Accelerometer, proximity, gyro, compass | Accelerometer, gyro, proximity, compass |
Audio
| Spec | Xiaomi Redmi K90 Ultra | Oppo Reno16 FS |
|---|---|---|
| Audio | Yes, with stereo speakers (with Dolby Atmos) | Yes |
| 3.5mm Jack | No | No |
| High Bitrate Audio | Yes (Native 24-bit/192kHz Hi-Res Audio mastering, Bose-tuned 1115X symmetrical dual stereo speakers, Dolby Atmos, Snapdragon Sound, and high-definition LDAC/LHDC 5.0 streaming via Bluetooth 5.4 and Type-C 3.2) | Yes (24-bit/192kHz Hi-Res Audio, aptX HD, LDAC, FLAC, Advanced HD codecs via Type-C & Bluetooth) |