Screen size
110 Power2.0"
Lumia 638Winner: 4.5"+56%
Quick verdict
Lumia 638 leads the measured specs 11-1.
Measured wins
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1
spec wins
Ties
4
equal specs
Lumia 638
11
spec wins
Overall winner
Screen size
Technology
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GSM
Lumia 638
GSM / HSPA / LTE
2G bands
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GSM 900 / 1800
Lumia 638
GSM 850 / 900 / 1800 / 1900
GPRS
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Yes
Lumia 638
-
EDGE
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Yes
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
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-
Lumia 638
HSDPA 850 / 900 / 1900 / 2100 - RM-1010
4G bands
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-
Lumia 638
3, 7, 38, 39, 40, 41
Speed
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-
Lumia 638
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
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2026, February
Lumia 638
2014, December. Released 2014, December
Status
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Available. Released 2026, February
Lumia 638
Discontinued
Dimensions
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117.7 x 50 x 14.2 mm (4.63 x 1.97 x 0.56 in)
Lumia 638
129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)
Weight
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88 g (3.10 oz)
Lumia 638
136 g (4.80 oz)
SIM
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Dual SIM (Mini-SIM, dual stand-by)
Lumia 638
Micro-SIM
Type
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TFT
Lumia 638
IPS LCD
Size
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2.0 inches, 12.4 cm2 (~21.0% screen-to-body ratio)
Lumia 638
4.5 inches, 55.8 cm2 (~64.6% screen-to-body ratio)
Resolution
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120 x 160 pixels, 4:3 ratio (~100 ppi density)
Lumia 638
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Protection
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-
Lumia 638
Corning Gorilla Glass 3
Other
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-
Lumia 638
ClearBlack display
Card slot
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microSDHC
Lumia 638
microSDXC (dedicated slot)
Phonebook
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Yes
Lumia 638
-
Call records
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Yes
Lumia 638
-
Internal
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4 MB 4 MB RAM
Lumia 638
8GB 1GB RAM
Other
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-
Lumia 638
eMMC 4.5
No
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QVGA
Lumia 638
-
Video
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No
Lumia 638
Yes
Single
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-
Lumia 638
5 MP, 1/4.0", AF
Features
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-
Lumia 638
Panorama
Other
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No
Lumia 638
No
Loudspeaker
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Yes
Lumia 638
Yes
3.5mm jack
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Yes
Lumia 638
Yes
WLAN
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No
Lumia 638
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
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No
Lumia 638
4.0, A2DP, LE/ aptX after WP8 Denim update
Positioning
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No
Lumia 638
GPS, GLONASS
NFC
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No
Lumia 638
No
Radio
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Wireless FM radio
Lumia 638
FM radio
USB
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microUSB
Lumia 638
microUSB 2.0
Sensors
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Lumia 638
Accelerometer
Messaging
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SMS
Lumia 638
-
Games
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Yes
Lumia 638
-
Java
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No
Lumia 638
-
Other
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MP3 player
Lumia 638
-
Type
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1750 mAh, removable
Lumia 638
Li-Ion 1830 mAh, removable (BL-5H)
Colors
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Gray, Blue, Purple
Lumia 638
Black
Price
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About 20 EUR
Lumia 638
About 100 EUR
SAR EU
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-
Lumia 638
1.46 W/kg (head) 0.95 W/kg (body)
OS
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-
Lumia 638
Microsoft Windows Phone 8.1
Chipset
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-
Lumia 638
Qualcomm Snapdragon 400 (28 nm)
CPU
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-
Lumia 638
Quad-core 1.2 GHz Cortex-A7
GPU
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-
Lumia 638
Adreno 305