Screen size
Y51 (2015)5.0"
Y600 ProWinner: 6.8"+27%
Quick verdict
Y600 Pro leads the measured specs 17-4.
Measured wins
Y51 (2015)
4
spec wins
Ties
1
equal specs
Y600 Pro
17
spec wins
Overall winner
Screen size
Technology
Y51 (2015)
GSM / HSPA / LTE
Y600 Pro
GSM / HSPA / LTE / 5G
2G bands
Y51 (2015)
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Y600 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
Y51 (2015)
HSDPA 850 / 900 / 2100
Y600 Pro
HSDPA 800 / 850 / 900 / 1900 / 2100
4G bands
Y51 (2015)
LTE 850 / 900 / 1800 / 2100 / 2600 - Malaysia, LTE 900 / 1800 / 2100 - Thailand, Indonesia
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
Y600 Pro
LTE
Speed
Y51 (2015)
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Y600 Pro
HSPA, LTE, 5G
5G bands
Y51 (2015)
-
Y600 Pro
SA/NSA
Announced
Y51 (2015)
2015, December. Released 2015, December
Y600 Pro
2026, April 27
Status
Y51 (2015)
Discontinued
Y600 Pro
Available. Released 2026, April 27
Dimensions
Y51 (2015)
143.8 x 71.7 x 7.5 mm (5.66 x 2.82 x 0.30 in)
Y600 Pro
163.9 x 76.5 x 8.2 mm (6.45 x 3.01 x 0.32 in)
Weight
Y51 (2015)
157 g (5.54 oz)
Y600 Pro
221 g or 223 g (7.80 oz)
SIM
Y51 (2015)
Dual SIM
Y600 Pro
Nano-SIM + Nano-SIM
Other
Y51 (2015)
-
Y600 Pro
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 24 hours)
Type
Y51 (2015)
IPS LCD
Y600 Pro
AMOLED, 1B colors, 120Hz, 4320 PWM
Size
Y51 (2015)
5.0 inches, 68.9 cm2 (~66.8% screen-to-body ratio)
Y600 Pro
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Resolution
Y51 (2015)
540 x 960 pixels, 16:9 ratio (~220 ppi density)
Y600 Pro
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
OS
Y51 (2015)
Android 5.0.2 (Lollipop), Funtouch 2.5
Y600 Pro
Android 16, OriginOS 6
Chipset
Y51 (2015)
Qualcomm MSM8916 Snapdragon 410 (28 nm)
Y600 Pro
Mediatek Dimensity 7300e (6 nm)
CPU
Y51 (2015)
Quad-core 1.2 GHz Cortex-A53
Y600 Pro
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Y51 (2015)
Adreno 306
Y600 Pro
Mali-G610
Card slot
Y51 (2015)
microSDXC (dedicated slot)
Y600 Pro
No
Internal
Y51 (2015)
16GB 2GB RAM
Y600 Pro
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 8GB RAM, 512GB 12GB RAM
Other
Y51 (2015)
eMMC 4.5
Y600 Pro
UFS 3.1
Single
Y51 (2015)
8 MP, AF
Y600 Pro
50 MP, f/1.8, (wide), PDAF
Features
Y51 (2015)
LED flash, HDR, panorama
Y600 Pro
LED flash, panorama, HDR
Video
Y51 (2015)
1080p@30fps
Y600 Pro
1080p, gyro-EIS
Single
Y51 (2015)
5 MP
Y600 Pro
32 MP, f/2.5, (wide)
Video
Y51 (2015)
720p@30fps
Y600 Pro
1080p
Features
Y51 (2015)
-
Y600 Pro
Panorama
Loudspeaker
Y51 (2015)
Yes
Y600 Pro
Yes, with stereo speakers
3.5mm jack
Y51 (2015)
Yes
Y600 Pro
No
WLAN
Y51 (2015)
Wi-Fi 802.11 b/g/n, hotspot
Y600 Pro
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Y51 (2015)
4.0, A2DP
Y600 Pro
5.4, A2DP, LE, aptX HD
Positioning
Y51 (2015)
GPS, GLONASS, BDS
Y600 Pro
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Y51 (2015)
No
Y600 Pro
Yes
Radio
Y51 (2015)
FM radio
Y600 Pro
No
USB
Y51 (2015)
microUSB 2.0
Y600 Pro
USB Type-C 2.0, OTG
Infrared port
Y51 (2015)
-
Y600 Pro
Yes
Sensors
Y51 (2015)
Accelerometer, proximity, compass
Y600 Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
Y51 (2015)
Li-Ion 2350 mAh, non-removable
Y600 Pro
Si/C Li-Ion 10200 mAh
Charging
Y51 (2015)
-
Y600 Pro
90W wired Reverse wired
Colors
Y51 (2015)
White
Y600 Pro
Black, Blue, Gold, Violet
Models
Y51 (2015)
Y51L, Y51, 1707, Y51A
Y600 Pro
V2561A
Price
Y51 (2015)
About 130 EUR
Y600 Pro
About 250 EUR