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Phone Nokia Lumia 635 (CDMA) Huawei Mate 10 Pro Samsung Galaxy S 4 (GSM) Samsung Galaxy S21 Nokia 8265 / 8265i
Current U.S. Carriers (none) (none) (none) Verizon (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size 4.5" diag.
16 : 9
6" diag.
18 : 9
5" diag.
16 : 9
6.2" diag.
20 : 9
?
Display Resolution & Type 480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
1080 x 1920 pixels
(~441 ppi)
AMOLED
1080 x 2400 pixels
(~424 ppi)
AMOLED
83 x 47 pixels
Display Refresh ? 60 Hz 60 Hz 120 Hz ?
Battery 1,830 mAh 4,000 mAh 2,600 mAh 4,000 mAh 1,000 mAh
Processor 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) 2.4 GHz Huawei Kirin 970 1.9 GHz Qualcomm Snapdragon 600 8064T 2.8 GHz Qualcomm Snapdragon 888 ?
RAM 512 MB 6 GB * 2 GB 8 GB ?
Storage 8 GB 128 GB * 16 GB * 128 GB * ? raw hardware
Main Camera 5 megapixel 12 megapixel 13 megapixel 12 megapixel -
Wide Camera - - - 12 megapixel -
Tele Camera - - - 64 megapixel -
Video Capture 720p HD 4K UHD 1080p HD 8K -
Front Camera - 8 megapixel 2 megapixel 10 megapixel -
Weight 4.73 oz
(134g)
6.28 oz
(178g)
4.59 oz
(130g)
6.03 oz
(171g)
3.8 oz
(108g)
Dimensions 5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
6.07" x 2.93" x 0.31"
(154 x 75 x 7.9 mm)
5.38" x 2.75" x 0.31"
(137 x 70 x 7.9 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
4.21" x 1.88" x 0.87"
(107 x 48 x 22.1 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS Windows Android Android Android (proprietary)
Network Bands

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

TDMA: 850, 1900

AMPS: 850

Data Technology LTE (Cat 3) LTE (Cat 18) LTE (Cat 3) NR (5G) -
Features 
Barometer - Yes - Yes -
Fingerprint Reader - Yes
stand-alone
- Yes
in-display (ultrasonic)
-
Flashlight - Yes Yes Yes -
GPS / Location n/a n/a n/a n/a -
Water-Resistant - Yes
IPX7 (snorkeling)
- Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size n/a n/a n/a n/a -
Hearing Aid Compatible Yes - Yes Yes -
Multiple Languages n/a n/a n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) - Yes Yes - -
Mobile Hotspot n/a n/a n/a n/a -
NFC - Yes Yes Yes -
USB Yes
Micro-USB
Yes
USB Type C
Yes Yes
USB Type C
-
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID n/a n/a n/a n/a Yes
Ringer ID n/a n/a n/a n/a -
Voice Dialing n/a n/a n/a n/a -
Customization
Changeable Body Plates - - - - Yes
Custom Graphics n/a n/a n/a n/a Yes
Custom Ringtones n/a n/a n/a n/a Yes
Real-Music Ringers n/a n/a n/a n/a -
Data & Network
Data Tethering n/a n/a n/a n/a -
Dual-SIM - Yes * - - -
WAP / Web Browser n/a n/a n/a n/a Yes *
Input
Predictive Text Entry n/a n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes Yes Yes -
Memory
Memory Card Slot Yes - Yes - -
Messaging
Email Client n/a n/a n/a n/a -
EMS / Picture Messaging n/a n/a n/a n/a Yes
Instant Messaging n/a n/a n/a n/a -
MMS n/a n/a n/a n/a -
Text Messaging Templates n/a n/a n/a n/a -
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes - Yes - -
Music Player n/a n/a n/a n/a -
Stereo Speakers - - - Yes -
Photo & Video
DLNA Yes - Yes - -
Miracast - - Yes - -
TV Output - Yes Yes Yes -
Power
Fast Charging - Yes - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm n/a n/a n/a n/a Yes
Calculator n/a n/a n/a n/a Yes
Calendar n/a n/a n/a n/a Yes
To-Do List n/a n/a n/a n/a -
Voice Memo n/a n/a n/a n/a -
Software
Games n/a n/a n/a n/a Yes
Voice
HD Voice - Yes - Yes -
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  Nokia Lumia 635 (CDMA) Huawei Mate 10 Pro Samsung Galaxy S 4 (GSM) Samsung Galaxy S21 Nokia 8265 / 8265i
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia Lumia 635 (CDMA) Huawei Mate 10 Pro Samsung Galaxy S 4 (GSM) Samsung Galaxy S21 Nokia 8265 / 8265i

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