CAT S40 vs. Samsung Galaxy A21s

Phone Comparison, Reviews and Tests

In depth comparison and review of CAT S40 and Samsung Galaxy A21s. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

CAT S40 vs. Samsung Galaxy A21s Comparison Chart
DESIGN AND DIMENSIONS CAT S40 Samsung Galaxy A21s
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A217F/DSN
Form Factor Touch - Rugged Touch
Height 144.9 mm 163.7 mm Samsung Galaxy A21s has greater height than CAT S40.
Width 74.1 mm 75.3 mm Samsung Galaxy A21s has greater width than CAT S40.
Depth 12.5 mm 8.9 mm Samsung Galaxy A21s is narrower than CAT S40.
Weight 185 g 192 g CAT S40 is lighter than CAT S40.
Body Colour Black White | Blue | Black
Protection Shockproof, dustproof, waterproof -
Waterproof (Water-resistant) Yes - CAT S40 is waterproof.
IP rating IP68 -
SAR Value 0.429 W/kg (body), 0.609 W/kg (head) 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb)
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY CAT S40 Samsung Galaxy A21s
Display Type LCD display LCD display
Display Technology IPS PLS TFT
Screen Size (Display Size) 4.7" 6.5" Samsung Galaxy A21s has larger screen size than CAT S40.
Screen Resolution (Display Resolution) 960 x 540 pixels 1600 x 720 pixels Samsung Galaxy A21s has better screen resolution than CAT S40.
Display Format - HD+
Aspect Ratio - 20:9
Colour Depth - 16.7 million colours
Display Features - Infinity O display
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR CAT S40 Samsung Galaxy A21s
Processor Type (CPU) Qualcomm Snapdragon 210 -
Processor Number MSM8909 -
Clock Speed 1.1 GHz 2 GHz Samsung Galaxy A21s has higher clock speed than CAT S40.
Processor Core Qty Quad-core 8-core Samsung Galaxy A21s has higher processor core quantity than CAT S40.
MEMORY CAT S40 Samsung Galaxy A21s
RAM 1 GB 3 GB Samsung Galaxy A21s has more RAM than CAT S40.
Internal Memory Size (Storage Capacity) 16 GB 32 GB Samsung Galaxy A21s has more internal memory than CAT S40.
User Memory - 19.5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC - up to 64 GB microSDHC, microSDXC - up to 512 GB
CAMERA CAT S40 Samsung Galaxy A21s
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 8 Megapixel 48 Megapixel Samsung Galaxy A21s has better camera resolution than CAT S40.
Lens Type - Wide-angle lens
Lens Aperture - F/2.0
Field of View (FoV) - 80 degree(s)
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Camera Modes - Live Focus mode
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) - Live Focus
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - 4cm macro photography
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 2 Megapixel 13 Megapixel Samsung Galaxy A21s has better front camera resolution than CAT S40.
Lens Aperture (Front) - F/2.2
Focus Adjustment - Focus free
BATTERY AND CHARGING CAT S40 Samsung Galaxy A21s
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Samsung Galaxy A21s has larger battery capacity than CAT S40.
Standby Time 936 hours -
Talk Time 1080 minutes 3240 minutes Samsung Galaxy A21s has longer battery life when making calls than CAT S40.
Run Time Details Talk: up to 1080 min
Standby: up to 936 hrs
Active online usage (4G): up to 23 hrs
Active online usage (Wi-Fi): up to 23 hrs
Playback (video): up to 21 hrs
Playback (audio): up to 109 hrs
Talk (4G): up to 3240 min
Battery Technology Lithium Ion Lithium Ion
CELLULAR CAT S40 Samsung Galaxy A21s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.1 (Lollipop) -
User Interface - One UI
Navigation GPS, A-GPS, GLONASS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS CAT S40 Samsung Galaxy A21s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band Band 1, Band 3, Band 7, Band 8, Band 20 Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA CAT S40 Samsung Galaxy A21s
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, AAC +, OGG, eAAC+, MKA, MIDI WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MPEG-4, H.264, H.263, VP8, VP9, H.265 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES CAT S40 Samsung Galaxy A21s
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features TTY compatible, E-911 compliant, Face Unlock, Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation Samsung KNOX, Virtual Light Sensing
OTHERS CAT S40 Samsung Galaxy A21s
Included Accessories Power adapter Power adapter
Compliant Standards MIL-STD 810G, IP68 -
Max Operating Temperature 55 °C -
Min Operating Temperature -25 °C -
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