Screen size
Upulse lite5.2"
Y51Winner: 5.5"+4.6%
Quick verdict
Upulse lite leads the measured specs 9-2.
Measured wins
Upulse lite
9
spec wins
Overall winner
Ties
6
equal specs
Y51
2
spec wins
Screen size
Technology
Upulse lite
GSM / HSPA / LTE
Y51
GSM / HSPA
2G bands
Upulse lite
GSM 850 / 900 / 1800 / 1900
Y51
GSM 850 / 900 / 1800 / 1900
3G bands
Upulse lite
HSDPA 850 / 900 / 1900 / 2100
Y51
HSDPA 850 / 900 / 1900 / 2100
4G bands
Upulse lite
1, 3, 7, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
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
-
Speed
Upulse lite
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Y51
HSPA 42.2/5.76 Mbps
Announced
Upulse lite
2017. Released 2017
Y51
2021, January 14
Status
Upulse lite
Discontinued
Y51
Available. Released 2021, January 14
Dimensions
Upulse lite
144 x 72 x 8.4 mm (5.67 x 2.83 x 0.33 in)
Y51
146.6 x 72.3 x 9 mm (5.77 x 2.85 x 0.35 in)
Weight
Upulse lite
157 g (5.54 oz)
Y51
175 g (6.17 oz)
SIM
Upulse lite
Dual SIM (Micro-SIM, dual stand-by)
Y51
Nano-SIM + Micro-SIM
Type
Upulse lite
IPS LCD
Y51
TN LCD
Size
Upulse lite
5.2 inches, 74.5 cm2 (~71.9% screen-to-body ratio)
Y51
5.45 inches, 76.7 cm2 (~72.3% screen-to-body ratio)
Resolution
Upulse lite
720 x 1280 pixels, 16:9 ratio (~282 ppi density)
Y51
480 x 960 pixels, 18:9 ratio (~197 ppi density)
OS
Upulse lite
Android 7.0 (Nougat)
Y51
Android 10 (Go edition)
CPU
Upulse lite
Quad-core 1.3 GHz Cortex-A53
Y51
Quad-core 1.3 GHz Cortex-A7
GPU
Upulse lite
Mali-T720
Y51
Mali-T820 MP1
Card slot
Upulse lite
microSDXC
Y51
microSDXC
Internal
Upulse lite
32GB 3GB RAM
Y51
8GB 1GB RAM, 16GB 1GB RAM
Single
Upulse lite
13 MP, AF
Y51
5 MP
Features
Upulse lite
LED flash, panorama, HDR
Y51
LED flash, HDR
Video
Upulse lite
1080p@30fps
Y51
720p@30fps
Single
Upulse lite
8 MP
Y51
5 MP
Features
Upulse lite
LED flash
Y51
-
Video
Upulse lite
Y51
Loudspeaker
Upulse lite
Yes
Y51
Yes
3.5mm jack
Upulse lite
Yes
Y51
Yes
WLAN
Upulse lite
Wi-Fi 802.11 b/g/n
Y51
Wi-Fi 802.11 b/g/n
Bluetooth
Upulse lite
4.0, A2DP
Y51
4.2, A2DP
Positioning
Upulse lite
GPS
Y51
GPS
NFC
Upulse lite
No
Y51
No
Radio
Upulse lite
FM radio
Y51
FM Radio
USB
Upulse lite
microUSB 2.0, OTG
Y51
microUSB 2.0
Sensors
Upulse lite
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Y51
Accelerometer, proximity
Type
Upulse lite
Li-Po 3000 mAh, non-removable
Y51
Li-Ion 2500 mAh, removable
Colors
Upulse lite
Black, Gold, Deep Bleen, Cherry Red
Y51
Deep Grey, Gold, Mint
Models
Upulse lite
-
Y51
W-K211-TH
SAR
Upulse lite
-
Y51
0.70 W/kg (head) 1.55 W/kg (body)
Price
Upulse lite
-
Y51
About 70 EUR