Samsung Galaxy S7 Edge (SM-G935A) vs Samsung Galaxy S21 FE (SM-G990E/DS 128GB/6GB)

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Side by side comparison between Samsung Galaxy S7 Edge vs Samsung Galaxy S21 FE phones, differences, pros, cons and full specifications. What's the better?

1/19/2022 5:13 PM, updated: 11/21/2023 5:15 AM

Compare Samsung Galaxy S21 FE X Samsung Galaxy S7 Edge (SM-G935A) 10Points

Specifications Compare Models Pictures

5.5"
AMOLED

1440x2560

12.2
MP

5mp

4GB
RAM

Quad-core

3600
mAh

(Non removable)

21Points Samsung Galaxy S21 FE (SM-G990E/DS 128GB/6GB) Compare Samsung Galaxy S7 Edge X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

12.2
MP

32mp

6GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy S21 FE (SM-G990E/DS 128GB/6GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

10 Advantages Samsung Galaxy S7 Edge (SM-G935A)	vs	21 Advantages Samsung Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+157 grams (5.5 ounces)13% Lighter	vs	177 grams (6.2 ounces)
+7.7 millimeters (0.3 inches)3% Thinner	vs	7.9 millimeters (0.31 inches)
+1440x2560 pixels42% Higher resolution screen	vs	1080x2400 pixels
+534 PPI30% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	411 PPI
+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+ANT+Advantage Sensors help you use the device	vs	Not supported
+Heart rateAdvantage Sensors help you use the device	vs	Not supported
+SpO2Advantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
2.15GHz 64bit Quad-core	vs	+2.9GHz 64bit Octa-core (5nm)55% More powerful processor, you can open your applications faster
4GB LPDDR4	vs	+6GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.
32GB (22GB available)	vs	+128GB (97GB available)3 times More internal storage for applications and files
UFS 2.0	vs	+UFS 3.1Advantage Fastest write and read storage.
5.5"	vs	+6.4"16% Larger screen
(back) 12.2MP	vs	+(triple camera) 12.2MP + 12MP + 8MP164% Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
1/2.5" inches	vs	+1/1.76" inches42% The larger sensor camera lets you take photos with better depth.
(front) 5MP	vs	+(front) 32MP5 times Higher resolution secondary camera to take pictures and selfies
(front) 2K UHD (2560x1440)	vs	+(front) 4K UHD (3840x2160)125% More image quality for recording videos with the secondary camera
Android 8.0 Oreo	vs	+Android 14Advantage Android 14 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 450 Mbps	vs	+(5G SA/NSA) 2000 Mbps3 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3600 mAh	vs	+4500 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+25W67% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Go	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

24 Common items in both devices

Aluminum frame, glass front/back / Aluminum body, glass front, plastic back

Super AMOLED / Dynamic AMOLED

16 million

LED flash

PDAF: phase detection autofocus

OIS: Optical stabilization

HDR photo/video on both cameras

+17 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Change model		Choose the model
Model	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Other model names	AT&T Galaxy S7 edge G935A, Samsung Hero 2	Galaxy S21 FE 5G SM-G990B/Dual-SIM (Exynos)
Country or region available	USA	(Latin America), Brazil
Brand	Samsung	Samsung
Release date	3/11/2016	1/7/2022, Announced: 1/4/2022
Depth	7.7 millimeters (0.3 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	72.6 x 150.9 millimeters (2.86 x 5.94 in)	74.5 x 155.7 millimeters (2.93 x 6.13 in)
Weight	157 grams (5.5 ounces)	177 grams (6.2 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum body, glass front, plastic back
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Display type	Super AMOLED	Dynamic AMOLED
Screen size	5.5" inches	6.4" inches
Screen-to-body ratio	~76.1% (screen-to-body ratio)	~85.3% (screen-to-body ratio)
Display resolution	1440x2560 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	534 PPI	411 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass Victus
Refresh rate	feature not registered	120Hz
Display features	feature not registered	1300nits[peak] HDR10+ Always-On Display
🤖 Operating System
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
System version	Android 6.0.1 Marshmallow	Android 12
Firmware update	Android 8.0 Oreo	Android 14
User Interface	feature not registered	One UI 4.1 / 5.1 / 6.0
⚙️ Processor
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 820 MSM8996 (14nm)	64bit: Samsung Exynos 2100 (5nm)
CPU	Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core)
GPU graphical controller	Qualcomm Adreno 530	ARM Mali-G78 MP14 (854MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
RAM memory	4GB LPDDR4	6GB LPDDR5
Internal storage	32GB (22GB available) UFS 2.0	128GB (97GB available) UFS 3.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	450/50 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 29, 30) TD-LTE (Bands 38, 39, 40, 41)	LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 78, 79)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
📷 Camera
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Back camera (main camera)	12.2 megapixels	(triple camera) 12.2 megapixels 12MP ultrawide f/2.2123°13mm1/3"1.12µm 8MP telephoto f/2.476mm1/4.5"1.0µmPDAFOIS3x-optical-zoom
Main camera resolution	4032x3024 pixels	4032x3024 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	LED flash
Focal aperture	f/1.7 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/2.5" inches	1/1.76" inches
Pixel size	1.4µm pixel	1.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo/video on both cameras	HDR photo/video on both cameras
Camera extras	feature not registered	4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion)
📸 Front camera
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Front camera (secondary)	5 megapixels	32 megapixels
Front camera resolution	2592x1944 pixels	6528x4896 pixels
Video recording (secondary)	2K UHD (2560x1440)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/1.7 (aperture)	f/2.2 (aperture)
Focal length	22mm lens	26mm lens
Sensor size	1/4.1" inches	1/2.74" inches
Pixel size	1.34µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Loudspeaker	Supported	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, DivX, XviD, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C SlimPort®
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Sensors	Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3600 mAh	4500 mAh
Charger, watts	15W Wired fast charging	25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	15W Qi wireless charging 4.5W Reverse wireless charging
Talk time autonomy	36 hours (1.5 days)	feature not registered
Standby	336 hours (14 days)	feature not registered
➕ Other features
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Gold, Silver • Curved edge screen • Body material: Aluminium • Corning Gorilla Glass back panel • USB OTG On-The-Go • Samsung Gear VR compatible • Fast battery charging: 83% in 30min • Quick Charge 3.0 • Qi Wireless charging (PMA) • OneDrive 115GB • Samsung Pay (Visa/Master) • IP68 certified: dust proof and water resistant over 1.5 meter and 30min	• Colors: Graphite, White, Lavender, Olive
☢️ Radiation rate
	Galaxy S7 Edge (SM-G935A)	Galaxy S21 FE (SM-G990E/DS 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.64W/kg (head), 1.59W/kg (body)	0.65W/kg (head), 1.19W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.93W/kg (head), 1.319W/kg (body)