coolpad COOL 40i vs Unihertz 8849 Tank 4

coolpad
COOL 40i

Unihertz
8849 Tank 4
At a glance
- Brand
- Coolpad
- Unihertz
- Release date
- December 2024, 1 years 5 months ago
- October 2025, 7 months ago
- AnTuTu
- 155.000 Antutu v10 Overall performance better than 54% of devices
- 711.190 Antutu v10 Overall performance better than 78% of devices
Display
- Size
- 6.56"
- 6.78"
- Resolution
- 720 x 1612 px HD+
- 1200 x 2650 px QHD
- Type
- LCD IPS
- AMOLED
- Density
- 269 ppi Medium Density
- 429 ppi Very high density
- Aspect ratio
- 20:9
- 21:9
- Features
- Water Drop Notch, Refresh rate 90 Hz, Brightnes 400 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell
Performance
- Chipset
- MediaTek Helio G37
- MediaTek Dimensity 7300 Ultra
- CPU
- 8x2.3GHz Cortex A53
- 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 4 nm
- Frequency
- 2.3 GHz
- 2.5 GHz
- GPU
- PowerVR GE832
- Mali-G615 MC2
- RAM
- 4 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.8
- ƒ/ 1.88
- Flash
- LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- No, 30 fps
- Features
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Vision
- Sensor
- —
- Samsung GN1
- Pixel size
- —
- 1.00 µm
- Sensor size
- —
- 1/1.31"
Front camera
- Resolution
- 8 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.0
- ƒ/ 2.25
- Sensor
- —
- Samsung S5KGD1
- Pixel size
- —
- 0.80 µm
Battery
- Capacity
- 4500 mAh
- 11600 mAh
- Type
- Li-Ion
- Li-Polymer
- Fast charge
- Yes , 10.0W
- Yes , 66.0W
- Features
- Non-removable
- Non-removable
- Charge cycles
- —
- 1000 cycles
- Runtime
- —
- ~ 105h
Storage
- Capacity
- 128 GB
- 512 GB
- Type
- eMMC 5.1 Storage
- UFS Storage 4.0
- SD slot
- Yes , Independent SD slot
- Yes , Independent SD slot
Body
- Dimensions
- 77.0 mm 166.2 mm 8.3 mm Print 3D Model
- 85.4 mm 174.3 mm 23.9 mm Print 3D Model
- Weight
- 202 g
- 538 g
- Materials
- Polycarbonate
- Polycarbonate
- Colors
- Black White Blue Pink
- Black
- Usable surface
- 80 %
- 75 %
- Water/dust resistance
- —
- IP68, MIL-STD-810H
- Drop resistance
- —
- Class A B C D E 90 drops without defects
- Repairability
- —
- Class A B C D E
Software
- Operating system
- Android 14 Upside-down cake Android 14
- Android 15 Android 15
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.0
- Bluetooth 5.3 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile)
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- Wi-Fi
- 802.11b , 802.11g , 802.11n
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
- Wi-Fi features
- Wi-Fi Hotspot
- Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, Galileo
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 4G LTE
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- 3G
- B1 (2100), B2 (1900), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- 5G
- —
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- No
- Gyroscope
- —
- Yes
- Barometer
- —
- Yes
- Compass
- —
- Yes
- Audio
- —
- Noise cancellation microphone, 2 microphones

















