Xiaomi Black Shark 4S vs Xiaomi Redmi K90
Comparing 2 products
| General Overview | ||
| Device Type | Bar | Bar |
| Model | Black Shark 4S | Xiaomi Redmi K90 |
| Announced | 2021, October | 2025, October 23 |
| Released | 2021, October | 2025, October 23 |
| Status | Available | Available |
| Estimate Price | - | About 350 EUR |
| Design | ||
| Type | Bar | Bar |
| Dimensions | 163.7 x 76.2 x 9.9 mm (6.44 x 3.00 x 0.39 in) | 157.5 x 75.3 x 8 mm (6.20 x 2.96 x 0.31 in) |
| Weight | 210 g (7.41 oz) | 206 g (7.27 oz) |
| Colors | Magic Black, Black, Blue, Silver | Black, White, Blue, Purple |
| Protection | - | Glass front, aluminum frame |
| Network | ||
| 2G Network | Yes | Yes |
| 3G Network | Yes | Yes |
| 4G Network | Yes | Yes |
| 5G Network | Yes | Yes |
| SIM | Nano SIM | Nano SIM |
| Dual SIM | Yes, Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM + Nano-SIM |
| Display | ||
| Display Type | Super AMOLED | AMOLED |
| Size | 6.67 inches, 107.4 cm2 (~85.8% screen-to-body ratio) | 6.59 inches, 106.5 cm2 (~89.8% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels | 1156 x 2510 pixels, 19.5:9 ratio |
| Display Colors | 16M colors | 1 Billion+ |
| Pixel Density | 395 ppi density | 419 ppi density |
| Touch Screen | Capacitive Touchscreen | Yes |
| Features | 144Hz, HDR10+, 1300 nits (peak) Physical pop-up gaming triggers | 2560Hz PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+, 3500 nits (peak) |
| Display Protection | - | Glass front, aluminum frame |
| Media | ||
| FM Radio | No | No |
| Earphone Jack | Yes | No |
| Camera | ||
| Camera Set | Triple Cameras | Triple Cameras |
| Main Camera | 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF | 50 MP, f/1.9, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS |
| 2nd Camera | 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm | 50 MP, f/2.2, 60mm (telephoto), PDAF, 2.5x optical zoom |
| 3rd Camera | 5 MP, f/2.4, (macro), AF | 8 MP, f/2.2, 15mm, 120˚ (ultrawide) |
| Camera Video | 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+ |
| Features | HDR, panorama | Color spectrum sensor, HDR, panorama |
| Flash | LED flash | LED flash |
| Selfie Set | Single Camera | Single Camera |
| Selfie Camera | 20 MP, f/2.0, (wide), 0.8µm | 20 MP, (wide), 1/2.0 |
| Selfie Video | 1080p@30fps | 1080p@30/60fps |
| Features | HDR | - |
| Software | ||
| OS | Android 11 | Android 16 |
| User Interface | Joy UI 12.5 | HyperOS 3 |
| Hardware | ||
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) | Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) |
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) | Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) |
| GPU | Adreno 650 | Adreno 830 |
| RAM | 8/12 GB | 12/16 GB |
| Internal Storage | 128/256 GB | 256GB/512GB/1TB |
| Card Slot | No | No |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass |
| Connectivity | ||
| Bluetooth | 5.2, A2DP, LE, aptX HD, aptX Adaptive | 5.4, A2DP, LE, LHDC 5.0, ASHA |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct |
| Wi-fi Hotspot | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C, OTG |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS | GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS |
| NFC | Yes | Yes |
| Data | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A; 5G | HSPA, LTE, 5G |
| Battery | ||
| Battery Type | Li-Poly (Lithium Polymer) | Li-Ion (Lithium Ion) |
| Capacity | 4500 mAh, Battery | Si/C Li-Po 7100 mAh |
| Placement | Non-removable | Non-removable |
| Fast Charging | Yes, 120W, 100% in 17 min (advertised) | 100W wired, PD3.0, QC3+, 100W PPS / 22.5W reverse wired |
