Nokia Lumia 638

RM-1010

1.5/10
1GB
RAM
8GB
memory
4.5"
480x854
5MP
0MP front
1830 mAh battery

Platform

OSMicrosoft Windows Phone 8.1
RAM1 GB
-80.3
Internal8 GB
-93.4
CPUQuad-core 1.2 GHz Cortex-A7
GPUAdreno 305
ChipsetQualcomm Snapdragon 400

Screen

TypeIPS LCD capacitive touchscreen, 16M colors
Size4.5 inches (11.025 cm)
-30.3
Resolution480x854
-79.7
Pixel density218 ppi
-36.1
Screen/body ratio64.6%
-21.6
Multi-touchYes
ProtectionCorning Gorilla Glass 3

Sound

AlertsMP3, WAV ringtones, Vibration
Output3.5mm
RadioFM radio

Camera

Primary5 MP, autofocus
-81.4
Video qualityYes
SecondaryNo
-100
Features1/4" sensor size, geo-tagging, panorama

Battery

CapacityRemovable Li-Ion 1830 mAh battery (BL-5H)
-55.1

Physical feel

Height12.95cm (5.29 inch)
-20.1
Width6.67cm (2.72 inch)
-16.6
Thickness0.92 cm (0.38 inch)
+7.1
Volume79.46638cm3 (4.85 inch3)
-29.9
Weight136 g (4.80 oz)
-30.7
ColorsBlack

Sensors & ports

GPSA-GPS, GLONASS
Card slotmicroSD, up to 128 GB
USBmicroUSB v2.0
Sensors & portsAccelerometer

Network

SIMMicro-SIM
TechnologyGSM / HSPA / LTE
GPRSYes
EdgeYes
SpeedHSPA 42.2/5.76 Mbps
LTE Cat4 150/50 Mbps
Bluetoothv4.0, A2DP, LE/ apt-X after WP8 Denim update
WLANWi-Fi 802.11 b/g/n, DLNA, hotspot

Variants & compatibility

ModalsRM-1010
International modalGSM 850 / 900 / 1800 / 1900
HSDPA 850 / 900 / 1900 / 2100
LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
RM-1010GSM 850 / 900 / 1800 / 1900
HSDPA 850 / 900 / 1900 / 2100
LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)

Misc.

MessagingEmail, IM, MMS, Push Email, SMS (threaded view)
BrowserHTML5
JavaNo

Active noise cancellation with dedicated mic
Document viewer
MP3/WAV/eAAC+/WMA player
MP4/H.264/WMV player
OneDrive (15 GB cloud storage)
Video/photo editor

Availability

VendorNokia
Modal year2014
AnnouncedDecember, 2014
ReleasedDecember, 2014
StatusAvailable. Released 2014, December

Review

1.5/10

Nokia Lumia 638 is a Windows device (Microsoft Windows Phone 8.1) powered with a Quad-core 1.2 GHz Cortex-A7 processor, Qualcomm Snapdragon 400 chipset and Adreno 305 GPU. Nokia Lumia 638 has 1 GB RAM. This is -80.3% when compared with the industry avarage capacity of a RAM of the devices released during this year (February, 2019 - February, 2020). An avarage device released during this year had 5.1 GB of RAM. Also Nokia Lumia 638 has 8GB internal memory which is -93.4% when compared with the industry avarage capacity of a internal memory for this year. An avarage device released during this year had around 121GB of internal memory. Nokia Lumia 638 has a 4.5 inch IPS LCD capacitive touchscreen screen. Screen size avarage for 2020 was 6.5 inch (-30.3%). Total number of pixels in screen for Nokia Lumia 638 is 409,920 (854x480) and this is -79.7% the avarage. Pixel densiy 218ppi is -36.1% (avarage was 341ppi). An avarage phone in 2020 was about 196g in weight but Nokia Lumia 638 136g weight is -30.7% of this avarage. Screen/body ratio 64.6% is -21.6% the avarage of 82.4% and Nokia Lumia 638 comes with Corning Gorilla Glass 3. 5MP primary camera is -81.4% the avarage of 26.9MP and The volume of Nokia Lumia 638 is 79.47 cubic cm and it is -29.9% the avarage of 113.29 cubic cm while its thinkness is 9.2 cm while the 2020 avarage was 8.59cm (+7.1%). Nokia Lumia 638 is powered by a Removable Li-Ion 1830 mAh battery (BL-5H) which is -55.1% while the avarage battery capacity for 2020 was 4075 mAh.

Pros

Corning Gorilla Glass 3.
Compact dimensions (12.95x6.67x0.92cm). 4-
Light weight, only 136g. 6-
External memory expansion slot: microSD, up to 128 GB

Cons

1 GB RAM. 93.3+
8 GB internal memory. 99.2+
4.5 inch IPS LCD capacitive touchscreen, 16M colors. 93.8+
480x854 screen resolution. 35.9+
218ppi pixel density. 89.8+
64.6% screen/body ratio. 92.9+
5 MP primary camera. 93.2+
Thicker, 0.92cm. 21.4+
1830 mAh battery. 97.6+
Not water resistant.

Images

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