Screen size
equal specsLumia 640 LTE Dual SIM5.0"
Lumia 6505.0"
Quick verdict
Lumia 650 leads the measured specs 7-1.
Measured wins
Lumia 640 LTE Dual SIM
1
spec wins
Ties
9
equal specs
Lumia 650
7
spec wins
Overall winner
Screen size
equal specsTechnology
Lumia 640 LTE Dual SIM
GSM / HSPA / LTE
Lumia 650
GSM / HSPA / LTE
2G bands
Lumia 640 LTE Dual SIM
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Lumia 650
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
Lumia 640 LTE Dual SIM
HSDPA 850 / 900 / 1700 / 1900 / 2100
Lumia 650
HSDPA 850 / 900 / 2100
4G bands
Lumia 640 LTE Dual SIM
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront 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
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40
Lumia 650
1, 3, 7, 8, 20
Speed
Lumia 640 LTE Dual SIM
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Lumia 650
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Lumia 640 LTE Dual SIM
2015, March. Released 2015, April
Lumia 650
2016, February. Released 2016, February
Status
Lumia 640 LTE Dual SIM
Discontinued
Lumia 650
Discontinued
Dimensions
Lumia 640 LTE Dual SIM
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Lumia 650
142 x 70.9 x 6.9 mm (5.59 x 2.79 x 0.27 in)
Weight
Lumia 640 LTE Dual SIM
145 g (5.11 oz)
Lumia 650
122 g (4.30 oz)
SIM
Lumia 640 LTE Dual SIM
Dual SIM (Micro-SIM, dual stand-by)
Lumia 650
· Nano-SIM· Nano-SIM + Nano-SIM
Build
Lumia 640 LTE Dual SIM
-
Lumia 650
Glass front (Gorilla Glass 3), plastic back, aluminum frame
Type
Lumia 640 LTE Dual SIM
IPS LCD
Lumia 650
OLED
Size
Lumia 640 LTE Dual SIM
5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
Lumia 650
5.0 inches, 67.5 cm2 (~67.1% screen-to-body ratio)
Resolution
Lumia 640 LTE Dual SIM
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Lumia 650
720 x 1280 pixels, 16:9 ratio (~297 ppi density)
Protection
Lumia 640 LTE Dual SIM
Corning Gorilla Glass 3
Lumia 650
Corning Gorilla Glass 3
Other
Lumia 640 LTE Dual SIM
ClearBlack display
Lumia 650
ClearBlack display
OS
Lumia 640 LTE Dual SIM
Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Lumia 650
Microsoft Windows 10
Chipset
Lumia 640 LTE Dual SIM
Qualcomm MSM8926 Snapdragon 400 (28 nm)
Lumia 650
Qualcomm MSM8909v2 Snapdragon 212 (28 nm)
CPU
Lumia 640 LTE Dual SIM
Quad-core 1.2 GHz Cortex-A7
Lumia 650
Quad-core 1.3 GHz Cortex-A7
GPU
Lumia 640 LTE Dual SIM
Adreno 305
Lumia 650
Adreno 304
Card slot
Lumia 640 LTE Dual SIM
microSDXC (dedicated slot)
Lumia 650
microSDXC (dedicated slot)
Internal
Lumia 640 LTE Dual SIM
8GB 1GB RAM
Lumia 650
16GB 1GB RAM
Other
Lumia 640 LTE Dual SIM
eMMC 4.5
Lumia 650
eMMC 4.5
Single
Lumia 640 LTE Dual SIM
8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Lumia 650
8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Features
Lumia 640 LTE Dual SIM
LED flash
Lumia 650
LED flash
Video
Lumia 640 LTE Dual SIM
1080p@30fps
Lumia 650
720p@30fps
Single
Lumia 640 LTE Dual SIM
1 MP
Lumia 650
5 MP, f/2.2
Video
Lumia 640 LTE Dual SIM
720p
Lumia 650
720p
Loudspeaker
Lumia 640 LTE Dual SIM
Yes
Lumia 650
Yes
3.5mm jack
Lumia 640 LTE Dual SIM
Yes
Lumia 650
Yes
WLAN
Lumia 640 LTE Dual SIM
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Lumia 650
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
Lumia 640 LTE Dual SIM
4.0, A2DP
Lumia 650
4.1, A2DP, LE
Positioning
Lumia 640 LTE Dual SIM
GPS, GLONASS, BDS
Lumia 650
GPS, GLONASS, BDS
NFC
Lumia 640 LTE Dual SIM
Yes
Lumia 650
Yes
Radio
Lumia 640 LTE Dual SIM
FM radio
Lumia 650
FM radio
USB
Lumia 640 LTE Dual SIM
microUSB 2.0
Lumia 650
microUSB 2.0
Sensors
Lumia 640 LTE Dual SIM
Accelerometer, proximity, compass
Lumia 650
Accelerometer, proximity
Type
Lumia 640 LTE Dual SIM
Li-Ion 2500 mAh, removable
Lumia 650
Li-Ion 2000 mAh, removable
Stand-by
Lumia 640 LTE Dual SIM
Up to 864 h (2G) / Up to 864 h (3G)
Lumia 650
Up to 624 h (3G)
Talk time
Lumia 640 LTE Dual SIM
Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)
Lumia 650
Up to 16 h (2G) / Up to 13 h (3G)
Colors
Lumia 640 LTE Dual SIM
Glossy cyan, Orange, White, Matte black
Lumia 650
Black, White
Price
Lumia 640 LTE Dual SIM
About 150 EUR
Lumia 650
About 150 EUR