Screen size
230 (2024)2.8"
Lumia 638Winner: 4.5"+38%
Quick verdict
Lumia 638 leads the measured specs 11-2.
Measured wins
230 (2024)
2
spec wins
Ties
4
equal specs
Lumia 638
11
spec wins
Overall winner
Screen size
Technology
230 (2024)
GSM
Lumia 638
GSM / HSPA / LTE
2G bands
230 (2024)
GSM 900 / 1800
Lumia 638
GSM 850 / 900 / 1800 / 1900
GPRS
230 (2024)
Yes
Lumia 638
-
EDGE
230 (2024)
No
Lumia 638
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
-
3G bands
230 (2024)
-
Lumia 638
HSDPA 850 / 900 / 1900 / 2100 - RM-1010
4G bands
230 (2024)
-
Lumia 638
3, 7, 38, 39, 40, 41
Speed
230 (2024)
-
Lumia 638
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
230 (2024)
2024, April 11
Lumia 638
2014, December. Released 2014, December
Status
230 (2024)
Available. Released 2024, April 26
Lumia 638
Discontinued
Dimensions
230 (2024)
124.6 x 53.4 x 10.9 mm (4.91 x 2.10 x 0.43 in)
Lumia 638
129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)
Weight
230 (2024)
-
Lumia 638
136 g (4.80 oz)
Build
230 (2024)
Aluminum back cover
Lumia 638
-
SIM
230 (2024)
Nano-SIM + Nano-SIM
Lumia 638
Micro-SIM
Other
230 (2024)
Flashlight
Lumia 638
-
Type
230 (2024)
TFT LCD
Lumia 638
IPS LCD
Size
230 (2024)
2.8 inches, 24.3 cm2 (~36.5% screen-to-body ratio)
Lumia 638
4.5 inches, 55.8 cm2 (~64.6% screen-to-body ratio)
Resolution
230 (2024)
240 x 320 pixels, 4:3 ratio (~143 ppi density)
Lumia 638
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Protection
230 (2024)
-
Lumia 638
Corning Gorilla Glass 3
Other
230 (2024)
-
Lumia 638
ClearBlack display
Chipset
230 (2024)
Unisoc 6531F
Lumia 638
Qualcomm Snapdragon 400 (28 nm)
OS
230 (2024)
-
Lumia 638
Microsoft Windows Phone 8.1
CPU
230 (2024)
-
Lumia 638
Quad-core 1.2 GHz Cortex-A7
GPU
230 (2024)
-
Lumia 638
Adreno 305
Card slot
230 (2024)
microSDHC
Lumia 638
microSDXC (dedicated slot)
Phonebook
230 (2024)
Yes
Lumia 638
-
Call records
230 (2024)
Yes
Lumia 638
-
Internal
230 (2024)
16MB 8MB RAM
Lumia 638
8GB 1GB RAM
Other
230 (2024)
-
Lumia 638
eMMC 4.5
Single
230 (2024)
2 MP
Lumia 638
5 MP, 1/4.0", AF
Features
230 (2024)
LED flash
Lumia 638
Panorama
Video
230 (2024)
Yes
Lumia 638
Yes
Single
230 (2024)
2 MP
Lumia 638
-
Features
230 (2024)
LED flash
Lumia 638
-
Video
230 (2024)
Yes
Lumia 638
-
Other
230 (2024)
-
Lumia 638
No
Loudspeaker
230 (2024)
Yes
Lumia 638
Yes
3.5mm jack
230 (2024)
Yes
Lumia 638
Yes
WLAN
230 (2024)
No
Lumia 638
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
230 (2024)
5.0, A2DP, LE
Lumia 638
4.0, A2DP, LE/ aptX after WP8 Denim update
Positioning
230 (2024)
No
Lumia 638
GPS, GLONASS
NFC
230 (2024)
No
Lumia 638
No
Radio
230 (2024)
Wireless FM radio
Lumia 638
FM radio
USB
230 (2024)
USB Type-C
Lumia 638
microUSB 2.0
Sensors
230 (2024)
No
Lumia 638
Accelerometer
Messaging
230 (2024)
SMS
Lumia 638
-
Games
230 (2024)
Yes
Lumia 638
-
Java
230 (2024)
No
Lumia 638
-
Other
230 (2024)
MP3 player
Lumia 638
-
Type
230 (2024)
Li-Ion 1450 mAh, removable
Lumia 638
Li-Ion 1830 mAh, removable (BL-5H)
Colors
230 (2024)
Black, White
Lumia 638
Black
Price
230 (2024)
About 70 EUR
Lumia 638
About 100 EUR
SAR EU
230 (2024)
-
Lumia 638
1.46 W/kg (head) 0.95 W/kg (body)