Screen size
Cool 20sWinner: 6.6"+0.3%
Cool 40i6.6"
Quick verdict
Cool 20s leads the measured specs 9-2.
Measured wins
Cool 20s
9
spec wins
Overall winner
Ties
9
equal specs
Cool 40i
2
spec wins
Screen size
Technology
Cool 20s
GSM / CDMA / HSPA / EVDO / LTE / 5G
Cool 40i
GSM / CDMA / HSPA / LTE
2G bands
Cool 20s
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Cool 40i
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
Cool 20s
HSDPA 850 / 900 / 1900 / 2100 , CDMA2000 1xEV-DO
Cool 40i
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA
4G bands
Cool 20s
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
equal specsBattery
equal specsWired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
1, 3, 5, 8, 34, 39, 40, 41
Cool 40i
1, 3, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 25, 26, 28, 66 - USA
5G bands
Cool 20s
1, 28, 41, 77, 78 SA/NSA
Cool 40i
-
Speed
Cool 20s
HSPA, LTE, 5G
Cool 40i
HSPA, LTE
Announced
Cool 20s
2022, June 14
Cool 40i
2024, December
Status
Cool 20s
Available. Released 2022, June 14
Cool 40i
Available. Released 2024, December
Dimensions
Cool 20s
163 x 74.8 x 8.3 mm (6.42 x 2.94 x 0.33 in)
Cool 40i
166.2 x 77 x 8.3 mm (6.54 x 3.03 x 0.33 in)
Weight
Cool 20s
180 g (6.35 oz)
Cool 40i
202 g (7.13 oz)
SIM
Cool 20s
Nano-SIM + Nano-SIM
Cool 40i
Nano-SIM + Nano-SIM
Type
Cool 20s
IPS LCD, 90Hz
Cool 40i
IPS LCD, 90Hz
Size
Cool 20s
6.58 inches, 104.3 cm2 (~85.5% screen-to-body ratio)
Cool 40i
6.56 inches, 103.4 cm2 (~80.8% screen-to-body ratio)
Resolution
Cool 20s
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
Cool 40i
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
OS
Cool 20s
Android 13, CoolOS
Cool 40i
Android 14, CoolOS
Chipset
Cool 20s
Mediatek Dimensity 700 (7 nm)
Cool 40i
Mediatek MT6765 Helio G37 (12 nm)
CPU
Cool 20s
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Cool 40i
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU
Cool 20s
Mali-G57 MC2
Cool 40i
PowerVR GE8320
Card slot
Cool 20s
microSDXC
Cool 40i
microSDXC (dedicated slot)
Internal
Cool 20s
128GB 6GB RAM, 256GB 8GB RAM
Cool 40i
128GB 4GB RAM, 256GB 6GB RAM
Other
Cool 20s
-
Cool 40i
eMMC 5.1
Dual
Cool 20s
50 MP, f/1.8 (wide), PDAF 2 MP (macro)
Cool 40i
50 MP, f/1.8 (wide), PDAF Auxiliary lens
Features
Cool 20s
LED flash, panorama, HDR
Cool 40i
LED flash, panorama, HDR
Video
Cool 20s
1080p@30fps
Cool 40i
1080p@30fps
Single
Cool 20s
8 MP
Cool 40i
8 MP, f/2.0, (wide)
Features
Cool 20s
HDR
Cool 40i
-
Video
Cool 20s
1080p@30fps
Cool 40i
1080p@30fps
Loudspeaker
Cool 20s
Yes, with stereo speakers
Cool 40i
Yes
3.5mm jack
Cool 20s
Yes
Cool 40i
Unspecified
WLAN
Cool 20s
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Cool 40i
Wi-Fi 802.11 a/b/g/n/ac
Bluetooth
Cool 20s
5.1, A2DP, LE
Cool 40i
5.0, A2DP, LE
Positioning
Cool 20s
GPS, GLONASS, BDS, GALILEO, QZSS
Cool 40i
GPS, GLONASS, BDS, GALILEO
NFC
Cool 20s
No
Cool 40i
Yes
Radio
Cool 20s
FM radio
Cool 40i
No
USB
Cool 20s
USB Type-C 2.0, OTG
Cool 40i
USB Type-C 2.0
Sensors
Cool 20s
Fingerprint (side-mounted), accelerometer, proximity, compass
Cool 40i
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
Cool 20s
Li-Po 4500 mAh
Cool 40i
4500 mAh
Charging
Cool 20s
18W wired
Cool 40i
10W wired
Colors
Cool 20s
Black, Blue, White
Cool 40i
Phantom Black, Glacier Blue, Lite Pink, Ivory White
Price
Cool 20s
About 140 EUR
Cool 40i
About 100 EUR