Screen size
Cool 10AWinner: 6.5"+16%
Mega 35.5"
Quick verdict
Cool 10A leads the measured specs 9-5.
Measured wins
Cool 10A
9
spec wins
Overall winner
Ties
5
equal specs
Mega 3
5
spec wins
Screen size
Technology
Cool 10A
GSM / HSPA / LTE
Mega 3
GSM / HSPA / LTE
2G bands
Cool 10A
GSM 850 / 900 / 1800 / 1900
Mega 3
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Cool 10A
HSDPA 2100
Mega 3
HSDPA 900 / 2100
4G bands
Cool 10A
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Mega 3
1, 3, 5, 7, 20, 40
Speed
Cool 10A
HSPA, LTE
Mega 3
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Cool 10A
2021, March 29. Released 2021, March 29
Mega 3
2016, December. Released 2016, December
Status
Cool 10A
Discontinued
Mega 3
Discontinued
Dimensions
Cool 10A
165 x 76 x 8.8 mm (6.50 x 2.99 x 0.35 in)
Mega 3
152 x 77 x 8.2 mm (5.98 x 3.03 x 0.32 in)
Weight
Cool 10A
200 g (7.05 oz)
Mega 3
170 g (6.00 oz)
Build
Cool 10A
Glass front, plastic back, plastic frame
Mega 3
-
SIM
Cool 10A
Nano-SIM
Mega 3
Nano-SIM + Nano-SIM + Nano-SIM (max 2 at a time)
Type
Cool 10A
IPS LCD
Mega 3
IPS LCD
Size
Cool 10A
6.52 inches, 102.6 cm2 (~81.8% screen-to-body ratio)
Mega 3
5.5 inches, 83.4 cm2 (~71.3% screen-to-body ratio)
Resolution
Cool 10A
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Mega 3
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Protection
Cool 10A
-
Mega 3
Scratch-resistant glass
OS
Cool 10A
Android 11
Mega 3
Android 6.0 (Marshmallow), Cool UI
Chipset
Cool 10A
Unisoc SC9863A (28 nm)
Mega 3
Mediatek MT6737 (28 nm)
CPU
Cool 10A
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
Mega 3
Quad-core 1.2 GHz Cortex-A53
GPU
Cool 10A
IMG8322
Mega 3
Mali-T860
Card slot
Cool 10A
microSDXC (dedicated slot)
Mega 3
microSDHC (dedicated slot)
Internal
Cool 10A
64GB 2GB RAM
Mega 3
16GB 2GB RAM
Other
Cool 10A
eMMC 5.1
Mega 3
eMMC 5.0
Dual
Cool 10A
13 MP, (wide), AF Auxiliary lens
Mega 3
-
Features
Cool 10A
LED flash, panorama, HDR
Mega 3
LED flash, HDR, panorama
Video
Cool 10A
1080p@30fps
Mega 3
720p@30fps
Single
Cool 10A
-
Mega 3
8 MP, f/2.2, AF
Single
Cool 10A
5 MP
Mega 3
8 MP, f/2.2
Video
Cool 10A
Mega 3
720p
Features
Cool 10A
-
Mega 3
LED flash
Loudspeaker
Cool 10A
Yes
Mega 3
Yes, with stereo speakers
3.5mm jack
Cool 10A
Yes
Mega 3
Yes
WLAN
Cool 10A
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Mega 3
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Cool 10A
4.2, A2DP
Mega 3
4.0, A2DP
Positioning
Cool 10A
GPS
Mega 3
GPS
NFC
Cool 10A
No
Mega 3
No
Radio
Cool 10A
FM radio
Mega 3
Stereo FM radio; recording
USB
Cool 10A
microUSB
Mega 3
microUSB 2.0, OTG
Sensors
Cool 10A
Fingerprint (rear-mounted), accelerometer, proximity
Mega 3
Accelerometer, proximity
Type
Cool 10A
Li-Po 4000 mAh
Mega 3
Li-Po 3050 mAh, non-removable
Charging
Cool 10A
10W wired
Mega 3
-
Stand-by
Cool 10A
-
Mega 3
Up to 200 h (3G)
Talk time
Cool 10A
-
Mega 3
Up to 8 h (3G)
Colors
Cool 10A
Black, Blue, White
Mega 3
Champagne White, Moondust Grey, Gold White
Price
Cool 10A
About 90 EUR
Mega 3
About 110 EUR
Models
Cool 10A
-
Mega 3
3503I
SAR EU
Cool 10A
-
Mega 3
0.68 W/kg (head) 0.66 W/kg (body)