Screen size
Rainbow5.0"
Y51Winner: 5.5"+8.3%
Quick verdict
Y51 leads the measured specs 6-5.
Measured wins
Rainbow
5
spec wins
Ties
7
equal specs
Y51
6
spec wins
Overall winner
Screen size
Technology
Rainbow
GSM / HSPA
Y51
GSM / HSPA
2G bands
Rainbow
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Y51
GSM 850 / 900 / 1800 / 1900
3G bands
Rainbow
HSDPA 900 / 1900 / 2100
Y51
HSDPA 850 / 900 / 1900 / 2100
Speed
Rainbow
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Y51
HSPA 42.2/5.76 Mbps
Announced
Rainbow
2014, February. Released 2014, May
Y51
2021, January 14
Status
Rainbow
Discontinued
Y51
Available. Released 2021, January 14
Dimensions
Rainbow
146 x 74 x 9.3 mm (5.75 x 2.91 x 0.37 in)
Y51
146.6 x 72.3 x 9 mm (5.77 x 2.85 x 0.35 in)
Weight
Rainbow
167 g (5.89 oz)
Y51
175 g (6.17 oz)
SIM
Rainbow
Dual SIM (Mini-SIM, dual stand-by)
Y51
Nano-SIM + Micro-SIM
Type
Rainbow
IPS LCD
Y51
TN LCD
Size
Rainbow
5.0 inches, 68.9 cm2 (~63.8% screen-to-body ratio)
Y51
5.45 inches, 76.7 cm2 (~72.3% screen-to-body ratio)
Resolution
Rainbow
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Y51
480 x 960 pixels, 18:9 ratio (~197 ppi density)
OS
Rainbow
Android 4.4.2 (KitKat)
Y51
Android 10 (Go edition)
Chipset
Rainbow
Mediatek MT6582 (28 nm)
Y51
-
CPU
Rainbow
Quad-core 1.3 GHz Cortex-A7
Y51
Quad-core 1.3 GHz Cortex-A7
GPU
Rainbow
Mali-400MP2
Y51
Mali-T820 MP1
Card slot
Rainbow
microSDHC
Y51
microSDXC
Internal
Rainbow
4GB 1GB RAM
Y51
8GB 1GB RAM, 16GB 1GB RAM
Single
Rainbow
8 MP, AF
Y51
5 MP
Features
Rainbow
LED flash, HDR, panorama
Y51
LED flash, HDR
Video
Rainbow
1080p@30fps
Y51
720p@30fps
Single
Rainbow
2 MP
Y51
5 MP
Video
Rainbow
Y51
Loudspeaker
Rainbow
Yes, with stereo speakers
Y51
Yes
3.5mm jack
Rainbow
Yes
Y51
Yes
WLAN
Rainbow
Wi-Fi 802.11 b/g/n, hotspot
Y51
Wi-Fi 802.11 b/g/n
Bluetooth
Rainbow
4.0, A2DP
Y51
4.2, A2DP
Positioning
Rainbow
GPS
Y51
GPS
NFC
Rainbow
No
Y51
No
Radio
Rainbow
FM radio
Y51
FM Radio
USB
Rainbow
microUSB 2.0
Y51
microUSB 2.0
Sensors
Rainbow
Accelerometer, proximity, compass
Y51
Accelerometer, proximity
Type
Rainbow
Li-Po 2000 mAh, removable
Y51
Li-Ion 2500 mAh, removable
Stand-by
Rainbow
Up to 260 h (2G) / Up to 260 h (3G)
Y51
-
Talk time
Rainbow
Up to 16 h (2G) / Up to 10 h 30 min (3G)
Y51
-
Colors
Rainbow
Black, White, Bleen, Yellow, Fuschia, Coral, Violet
Y51
Deep Grey, Gold, Mint
SAR EU
Rainbow
0.47 W/kg (head) 0.95 W/kg (body)
Y51
-
Models
Rainbow
-
Y51
W-K211-TH
SAR
Rainbow
-
Y51
0.70 W/kg (head) 1.55 W/kg (body)
Price
Rainbow
-
Y51
About 70 EUR