Compare / Xiaomi Redmi 15 4G vs Xiaomi 18 Pro
Xiaomi Redmi 15 4G vs Xiaomi 18 Pro
A side-by-side comparison of the Xiaomi Redmi 15 4G and the Xiaomi 18 Pro, covering display, chipset, memory, camera, battery and build.
Overview
Specifications
Xiaomi Redmi 15 4G
- Technology
- GSM / HSPA / LTE
- 2G bands
- GSM 850 / 900 / 1800 / 1900
- 3G bands
- HSDPA 850 / 900 / 1900 / 2100
- 4G bands
- LTE
- Speed
- HSPA, LTE
Xiaomi 18 Pro
- 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, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
- 5G bands
- 1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA
- Speed
- HSPA, LTE, 5G
Xiaomi Redmi 15 4G
- Announced
- 2025, August 01
- Status
- Available. Released 2025, August 01
Xiaomi 18 Pro
- Announced
- 2026, September 23
- Status
- Available. Released 2026, September 23
Xiaomi Redmi 15 4G
- Dimensions
- 171.1 x 82.1 x 8.6 mm (6.74 x 3.23 x 0.34 in)
- Weight
- 224 g (7.90 oz)
- SIM
Nano-SIM + Nano-SIM
IP64 dust tight and water resistant (water splashes)
Xiaomi 18 Pro
- Dimensions
- 151.8 x 72 x 8.5 mm (5.98 x 2.83 x 0.33 in)
- Weight
- 203 g or 208 g (7.16 oz)
- Build
- Glass front (Dragon Crystal Glass 3), aluminum frame
- SIM
Nano-SIM + Nano-SIM
IP68 dust tight and water resistant (immersible up to 6m for 30 min)
Xiaomi Redmi 15 4G
- Type
- IPS LCD, 144Hz
- Size
- 6.9 inches, 116.9 cm2 (~83.2% screen-to-body ratio)
- Resolution
- 1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
Xiaomi 18 Pro
- Type
- LTPO AMOLED68B colors2160Hz PWM120HzDolby VisionHDR VividHDR10+BT.20204000 nits (peak)
- Size
- 6.4 inches, 100.3 cm2 (~91.8% screen-to-body ratio)
- Resolution
- 1120 x 2436 pixels, 19.5:9 ratio (~419 ppi density)
- Protection
Xiaomi Dragon Crystal Glass 3
Secondary display (on the back):
LTPO AMOLED, 120Hz, Dolby Vision, HDR Vivid, HDR10+, BT.2020, 4000 nits (peak)
2.7 inches, 596 x 976 pixels
Xiaomi Redmi 15 4G
- OS
- Android 15, upgradable to Android 16, HyperOS 3
- Chipset
- Qualcomm SM6225 Snapdragon 685 (6 nm)
- CPU
- Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
- GPU
- Adreno 610
Xiaomi 18 Pro
- OS
- Android 17, HyperOS 4
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 6 (2 nm)
- CPU
- Octa-core (up to 5 GHz)
- GPU
- Adreno
Xiaomi Redmi 15 4G
- Card slot
- microSDXC (uses shared SIM slot)
- Internal
- 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Xiaomi 18 Pro
- Card slot
- No
- Internal
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
UFS 4.1
Xiaomi Redmi 15 4G
- Dual
50 MP, f/1.8, (wide), PDAF
Auxiliary lens
- Features
- LED flash, HDR
- Video
- 1080p@30fps
Xiaomi 18 Pro
- Triple
200 MP, f/1.7, 23mm (wide), 1/1.28", 0.61µm, dual pixel PDAF, OIS
200 MP, f/2.4, 75mm (periscope telephoto), 1/1.56", PDAF (10cm - ∞), OIS, 3.2x optical zoom
50 MP, f/2.4, 17mm, 102˚ (ultrawide), 1/2.88", 0.61µm, PDAF
- Features
- Laser AFcolor spectrum sensorLeica lensDual-LED dual-tone flashHDRpanorama
- Video
- 8K@30fps (HDR), 4K@30/60/120fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS
Xiaomi Redmi 15 4G
- Single
- 8 MP, f/2.0, (wide)
- Features
- HDR
- Video
- 1080p@30fps
Xiaomi 18 Pro
- Single
- 50 MP, f/2.2, 21mm (wide), 1/2.88", 0.61µm, PDAF
- Features
- HDR, panorama
- Video
- 4K@30/60fps, 1080p@30/60fps, HDR10+, gyro-EIS
Xiaomi Redmi 15 4G
- Loudspeaker
- Yes
- 3.5mm jack
- No
Xiaomi 18 Pro
- Loudspeaker
- Yes, with stereo speakers (with Dolby Atmos)
- 3.5mm jack
No
24-bit/192kHz Hi-Res & Hi-Res wireless audio
Snapdragon sound
Xiaomi Redmi 15 4G
- WLAN
- Wi-Fi 802.11 b/g/n/ac, dual-band
- Bluetooth
- 5.0, A2DP, LE
- Positioning
- GPS, GLONASS, GALILEO, BDS
- NFC
- Yes (market/region dependent)
- Infrared port
- Yes
- Radio
- No
- USB
- USB Type-C 2.0
Xiaomi 18 Pro
- WLAN
- Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
- Bluetooth
- 6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
- Positioning
- GPS (L1+L5)BDS (B1I+B1c+B2a)GALILEO (E1+E5a)QZSS (L1+L5)NavIC (L5)GLONASS
- NFC
- Yes
- Infrared port
- Yes
- Radio
- No
- USB
- USB Type-C 3.2, Display Port, OTG
Xiaomi Redmi 15 4G
- Sensors
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Xiaomi 18 Pro
- Sensors
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Ultra Wideband (UWB) support
Xiaomi Redmi 15 4G
- Type
- Si/C Li-Ion 7000 mAh
- Charging
- 33W wired
Xiaomi 18 Pro
- Type
- Si/C Li-Ion 7000 mAh
- Charging
100W wired, PD3.0, QC3+, 100W PPS
50W wireless
27W reverse wireless
Xiaomi Redmi 15 4G
- Colors
- Midnight Black, Titan Gray, Sandy Purple
- Models
- 25062RN2DE, 25062RN2DA, 25062RN2DY, 25062RN2DL
- Price
- € 189.00 / $ 181.99
Xiaomi 18 Pro
- Colors
- Black, White, Pink, Red, Blue
- Price
- About 790 EUR
Xiaomi Redmi 15 4G
- Energy
- Class B
- Battery
- 62:06h endurance, 1000 cycles
- Free fall
- Class A (270 falls)
- Repairability
- Class C
Xiaomi 18 Pro
Not listed for this device
How the Xiaomi Redmi 15 4G and Xiaomi 18 Pro differ
- The Xiaomi Redmi 15 4G has the bigger screen, 6.9 inches against 6.4 inches.
- The Xiaomi 18 Pro offers more RAM, up to 16 GB against 8 GB.
- The main cameras are 50 MP on the Xiaomi Redmi 15 4G and 200 MP on the Xiaomi 18 Pro.
- The Xiaomi 18 Pro is the newer of the two, released in September 2026.