Screen size
225 4G (2024)2.4"
Lumia 638Winner: 4.5"+47%
Quick verdict
Lumia 638 leads the measured specs 11-1.
Measured wins
225 4G (2024)
1
spec wins
Ties
4
equal specs
Lumia 638
11
spec wins
Overall winner
Screen size
Technology
225 4G (2024)
GSM / HSPA / LTE
Lumia 638
GSM / HSPA / LTE
2G bands
225 4G (2024)
GSM 850 / 900 / 1800 / 1900
Lumia 638
GSM 850 / 900 / 1800 / 1900
3G bands
225 4G (2024)
HSDPA 850 / 900 / 2100
Lumia 638
HSDPA 850 / 900 / 1900 / 2100 - RM-1010
4G bands
225 4G (2024)
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - EU, EMEA, APAC
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
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Lumia 638
3, 7, 38, 39, 40, 41
Speed
225 4G (2024)
HSPA, LTE
Lumia 638
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
225 4G (2024)
2024, April 30
Lumia 638
2014, December. Released 2014, December
Status
225 4G (2024)
Available. Released 2024, May
Lumia 638
Discontinued
Dimensions
225 4G (2024)
121.5 x 52 x 11.6 mm (4.78 x 2.05 x 0.46 in)
Lumia 638
129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)
Weight
225 4G (2024)
-
Lumia 638
136 g (4.80 oz)
SIM
225 4G (2024)
Nano-SIM + Nano-SIM
Lumia 638
Micro-SIM
Type
225 4G (2024)
TFT LCD
Lumia 638
IPS LCD
Size
225 4G (2024)
2.4 inches, 17.8 cm2 (~28.2% screen-to-body ratio)
Lumia 638
4.5 inches, 55.8 cm2 (~64.6% screen-to-body ratio)
Resolution
225 4G (2024)
240 x 320 pixels, 4:3 ratio (~167 ppi density)
Lumia 638
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Protection
225 4G (2024)
-
Lumia 638
Corning Gorilla Glass 3
Other
225 4G (2024)
-
Lumia 638
ClearBlack display
Chipset
225 4G (2024)
Unisoc T107 (22 nm)
Lumia 638
Qualcomm Snapdragon 400 (28 nm)
CPU
225 4G (2024)
1.0 GHz Cortex-A7
Lumia 638
Quad-core 1.2 GHz Cortex-A7
OS
225 4G (2024)
-
Lumia 638
Microsoft Windows Phone 8.1
GPU
225 4G (2024)
-
Lumia 638
Adreno 305
Card slot
225 4G (2024)
microSDHC
Lumia 638
microSDXC (dedicated slot)
Phonebook
225 4G (2024)
Yes
Lumia 638
-
Call records
225 4G (2024)
Yes
Lumia 638
-
Internal
225 4G (2024)
128MB 64MB RAM
Lumia 638
8GB 1GB RAM
Other
225 4G (2024)
-
Lumia 638
eMMC 4.5
Single
225 4G (2024)
0.3 MP
Lumia 638
5 MP, 1/4.0", AF
Features
225 4G (2024)
LED flash
Lumia 638
Panorama
Video
225 4G (2024)
Yes
Lumia 638
Yes
Other
225 4G (2024)
Lumia 638
No
Loudspeaker
225 4G (2024)
Yes
Lumia 638
Yes
3.5mm jack
225 4G (2024)
Yes
Lumia 638
Yes
WLAN
225 4G (2024)
No
Lumia 638
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
225 4G (2024)
5.0, A2DP, LE
Lumia 638
4.0, A2DP, LE/ aptX after WP8 Denim update
Positioning
225 4G (2024)
No
Lumia 638
GPS, GLONASS
NFC
225 4G (2024)
No
Lumia 638
No
Radio
225 4G (2024)
Wireless FM radio
Lumia 638
FM radio
USB
225 4G (2024)
USB Type-C
Lumia 638
microUSB 2.0
Sensors
225 4G (2024)
No
Lumia 638
Accelerometer
Messaging
225 4G (2024)
SMS
Lumia 638
-
Games
225 4G (2024)
Yes
Lumia 638
-
Java
225 4G (2024)
No
Lumia 638
-
Other
225 4G (2024)
MP3 player Cloud Apps portal
Lumia 638
-
Type
225 4G (2024)
Li-Ion 1450 mAh, removable
Lumia 638
Li-Ion 1830 mAh, removable (BL-5H)
Colors
225 4G (2024)
Pink, Dark Blue
Lumia 638
Black
SAR EU
225 4G (2024)
-
Lumia 638
1.46 W/kg (head) 0.95 W/kg (body)
Price
225 4G (2024)
-
Lumia 638
About 100 EUR