Screen size
Rainbow Jam5.0"
Y51Winner: 5.5"+8.3%
Quick verdict
Rainbow Jam leads the measured specs 5-3.
Measured wins
Rainbow Jam
5
spec wins
Overall winner
Ties
10
equal specs
Y51
3
spec wins
Screen size
Technology
Rainbow Jam
GSM / HSPA
Y51
GSM / HSPA
2G bands
Rainbow Jam
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Y51
GSM 850 / 900 / 1800 / 1900
3G bands
Rainbow Jam
HSDPA 900 / 1900 / 2100
Y51
HSDPA 850 / 900 / 1900 / 2100
Speed
Rainbow Jam
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
equal specsBattery
equal specsWired 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 Jam
2015, September. Released 2015, September
Y51
2021, January 14
Status
Rainbow Jam
Discontinued
Y51
Available. Released 2021, January 14
Dimensions
Rainbow Jam
142.5 x 71.6 x 9.3 mm (5.61 x 2.82 x 0.37 in)
Y51
146.6 x 72.3 x 9 mm (5.77 x 2.85 x 0.35 in)
Weight
Rainbow Jam
159 g (5.61 oz)
Y51
175 g (6.17 oz)
SIM
Rainbow Jam
Dual SIM (Micro-SIM, dual stand-by)
Y51
Nano-SIM + Micro-SIM
Type
Rainbow Jam
IPS LCD
Y51
TN LCD
Size
Rainbow Jam
5.0 inches, 68.9 cm2 (~67.5% screen-to-body ratio)
Y51
5.45 inches, 76.7 cm2 (~72.3% screen-to-body ratio)
Resolution
Rainbow Jam
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Y51
480 x 960 pixels, 18:9 ratio (~197 ppi density)
OS
Rainbow Jam
Android 5.1 (Lollipop)
Y51
Android 10 (Go edition)
Chipset
Rainbow Jam
Mediatek MT6580 (28 nm)
Y51
-
CPU
Rainbow Jam
Quad-core 1.3 GHz Cortex-A7
Y51
Quad-core 1.3 GHz Cortex-A7
GPU
Rainbow Jam
Mali-400MP2
Y51
Mali-T820 MP1
Card slot
Rainbow Jam
microSDXC
Y51
microSDXC
Internal
Rainbow Jam
8GB 1GB RAM
Y51
8GB 1GB RAM, 16GB 1GB RAM
Single
Rainbow Jam
8 MP, AF
Y51
5 MP
Features
Rainbow Jam
LED flash, panorama, HDR
Y51
LED flash, HDR
Video
Rainbow Jam
1080p@24fps
Y51
720p@30fps
Single
Rainbow Jam
5 MP
Y51
5 MP
Video
Rainbow Jam
Y51
Loudspeaker
Rainbow Jam
Yes, with stereo speakers
Y51
Yes
3.5mm jack
Rainbow Jam
Yes
Y51
Yes
WLAN
Rainbow Jam
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Y51
Wi-Fi 802.11 b/g/n
Bluetooth
Rainbow Jam
4.0, A2DP
Y51
4.2, A2DP
Positioning
Rainbow Jam
GPS
Y51
GPS
NFC
Rainbow Jam
No
Y51
No
Radio
Rainbow Jam
FM radio
Y51
FM Radio
USB
Rainbow Jam
microUSB 2.0, OTG
Y51
microUSB 2.0
Sensors
Rainbow Jam
Accelerometer, proximity
Y51
Accelerometer, proximity
Type
Rainbow Jam
Li-Ion 2500 mAh, removable
Y51
Li-Ion 2500 mAh, removable
Stand-by
Rainbow Jam
Up to 336 h (2G) / Up to 336 h (3G)
Y51
-
Talk time
Rainbow Jam
Up to 23 h (2G) / Up to 20 h (3G)
Y51
-
Colors
Rainbow Jam
Black, White, Bleen, Coral, Blue
Y51
Deep Grey, Gold, Mint
SAR EU
Rainbow Jam
0.33 W/kg (head) 0.48 W/kg (body)
Y51
-
Models
Rainbow Jam
-
Y51
W-K211-TH
SAR
Rainbow Jam
-
Y51
0.70 W/kg (head) 1.55 W/kg (body)
Price
Rainbow Jam
-
Y51
About 70 EUR