Xiaomi Redmi 15 4G vs iQOO Z9s (8GB RAM + 256GB)
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Overview
| Specs Score | 76 / 100 | 81 / 100 Better Specs |
| Display Resolution | 1080 x 2340 pixels | 1080 x 2392 pixels Better Resolution |
| Screen To Body Ratio | ~ 83.2% | ~ 87.7% Less Bezels |
| RAM | 6 GB | 8 GB More RAM |
| Storage | 128 GB | 256 GB More Storage |
| CPU Clock Speed | 2.8 GHz Faster Clock Speed | 2.5 GHz |
| Front Camera | 8 MP | 16 MP Better Front Camera Resolution |
| Weight | 224 g | 180 g Lighter |
| Thickness | 8.6 mm | 7.49 mm Slimmer |
| Battery | 7000 mAh Bigger Battery | 5500 mAh |
| Unique Features | No No NFC Memory Card Support No IR Blaster | 5G FM Radio No No Reverse Charging No |
General
| Country of Origin | India | |
| Model | I2403, Z9s | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | August 01, 2025 | August 21, 2024 |
| In The Box | Documentation, Type-A to Type C Cable, USB Power Adapter, Eject Tool, Phone Case, Protective Film (applied) |
Design
| Dimensions | 82.1 x 171.1 x 8.6 mm | 75 x 163.72 x 7.49 mm |
| Weight | 224 g | 180 g |
| Bezel less | No | No |
| Colors | Midnight Black, Titan Gray, Sandy Purple | Titanium Matte, Onyx Green |
Display
| Type | Color IPS Screen | Color AMOLED Screen (1.07B) |
| Touch | Yes | Yes |
| Size | 6.9 inches, 1080 x 2340 pixels, 144 Hz | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 374 PPI | ~ 393 PPI |
| Screen to Body Ratio | ~ 83.2% | ~ 87.7% |
| Features | 1800nits Brightness, 2160 Hz PWM Dimming, 100% P3 Color Gamut, 8000000:1 Contrast Ratio | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes |
Memory
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6, 802.11 a/b/g/n/ac/ax, wifi direct | |
| Bluetooth | Yes, v5.0 | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| IR Blaster | Yes |
Extra
| GPS | Yes | Yes, with GPS, GLONASS, GALILEO, BeiDou, GNSS, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Compass | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-Compass, Gyroscope Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| Water Resistance | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Ultra Gaming Mode , Dual Stereo Speakers, LPDDR4X RAM, Wet Touch Technology |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) 1/1.95", 0.8µm, PDAF, OIS 2 MP ƒ/2.2 (Ultra Wide) 120˚ |
| Camera Sensor | Sony IMX882 (50MP) | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR | Photo, Portrait, Night, Video, 50 MP, Panorama, Ultra HD Document, Slo-mo, Time-lapse, Supermoon, Pro, Live photo |
| Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) Punch Hole | 16 MP ƒ/2.45 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v14 |
| Custom UI | Funtouch OS 14 | |
| Chipset | Qualcomm Snapdragon 685 | Mediatek Dimensity 7300 |
| CPU | 2.8 GHz, Octa Core Processor | 2.5 GHz, Octa Core Processor |
| Core Details | 4x Cortex-A73@2.8 GHz & 4x Cortex-A53@1.9 GHz | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| GPU | Adreno 610 | Mali-G615 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | AAC, MIDI, OGG, FLAC, WMA, WAV, APE, MP3 |
| Video | Yes | MP4, 3GP, AVI |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 5500 mAh, Li-ion Battery |
| Fast Charging | Yes, 33W | Yes, 44W Flash Charge |
| Reverse Charging | Yes |
Discuss
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