Sony Ericsson Mix Walkman (WT13a) vs Samsung Galaxy S21 FE (SM-G9900 128GB)

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

1/19/2022 5:14 PM, updated: 5/19/2025 11:24 AM

Compare Samsung Galaxy S21 FE X Sony Ericsson Mix Walkman (WT13a) 05Points

Specifications Compare Models Pictures

3"
TFT

240x400

3.1
MP

64MB
RAM

Single-core

1000
mAh

(Removable)

43Points Samsung Galaxy S21 FE (SM-G9900 128GB) Compare Sony Ericsson Mix Walkman X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

12.2
MP

32mp

8GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy S21 FE (SM-G9900 128GB)

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!

5 Advantages Sony Ericsson Mix Walkman (WT13a)	vs	43 Advantages Samsung Galaxy S21 FE (SM-G9900 128GB)
+Until 32GB microSD, microSDHCAdvantage More external storage for files using memory cards	vs	Not supported
+88 grams (3.08 ounces)101% Lighter	vs	177 grams (6.2 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
250MHz 32bit Single-core	vs	+2.9GHz 64bit Octa-core (5nm)19 times More powerful processor, you can open your applications faster
64MB SDRAM	vs	+8GB LPDDR5127 times More RAM memory. Typically more responsive and better for multitasking.
256MB (100MB available)	vs	+128GB (97GB available)992 times More internal storage for applications and files
14.3 millimeters (0.56 inches)	vs	+7.9 millimeters (0.31 inches)81% Thinner
Plastic body	vs	+Aluminum body, glass front, plastic backAdvantage More resistant material
TFT LCD	vs	+Dynamic AMOLEDAdvantage Dynamic AMOLED display is brighter and more vivid
260 thousand	vs	+16 million61 times More colors on the screen is better quality images and videos
240x400 pixels	vs	+1080x2400 pixels26 times Higher resolution screen
155 PPI	vs	+411 PPI165% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3"	vs	+6.4"113% Larger screen
(back) 3.1MP	vs	+(triple camera) 12.2MP + 12MP + 8MP9 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
Not supported	vs	+PDAF: phase detection autofocusAdvantage Best autofocus type for taking pictures
Not supported	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
Not supported	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Not supported	vs	+(front) 32MPAdvantage A front-camera is best for taking selfies
QVGA (320x240)	vs	+4K UHD (3840x2160)107 times More image quality for recording videos with the primary camera
10 apps	vs	+3500000 apps (Google Play Store)349999 times More apps available to download and use
2G EDGE	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(2G EDGE) 0.2 Mbps	vs	+(5G SA/NSA) 2000 Mbps9999 times Faster for surfing the internet and download files
Single	vs	+MultitouchAdvantage Better touch type. Multitouch allows to use more fingers at the same time.
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Not supported	vs	+Proximity sensorAdvantage Sensors help you use the device
1000 mAh	vs	+4500 mAh4 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Video callingAdvantage The video calling allows to make calls with voice and video
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supported	vs	+A-GPS, GeoTagging, GLONASS, GALILEO, BeiDouAdvantage It's harder to lose yourself in the city with GPS on your device
802.11 b/g [wifi3]	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
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
2.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	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	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
WAP, HTML	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

5 Common items in both devices

Capacitive

Accelerometer

Hands-free calling

Vibrating alert

Scratch-resistant glass / Gorilla Glass Victus

+ 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
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Change model		Choose the model
Model	Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Other model names	Sony Mix Walkman WT13	Galaxy S21 FE 5G SM-G9900 Dual-SIM (Exynos)
Country or region available	Canada, USA	China
Brand	Sony Ericsson	Samsung
Release date	8/1/2011	1/7/2022, Announced: 1/4/2022
Depth	14.3 millimeters (0.56 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	52.8 x 95.8 millimeters (2.08 x 3.77 in)	74.5 x 155.7 millimeters (2.93 x 6.13 in)
Weight	88 grams (3.08 ounces)	177 grams (6.2 ounces)
Build, materials	Plastic body	Aluminum body, glass front, plastic back
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Display type	TFT LCD	Dynamic AMOLED
Screen size	3" inches	6.4" inches
Screen-to-body ratio	~50.6% (screen-to-body ratio)	~85.3% (screen-to-body ratio)
Display resolution	240x400 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Single touch 1-point	Capacitive Multitouch 10-points
Pixel density (dot pitch)	155 PPI	411 PPI
Colors	260 thousand	16 million
Scratch-resistant glass	Scratch-resistant glass	Gorilla Glass Victus
Refresh rate	feature not registered	120Hz
Display features	feature not registered	1300nits[peak] HDR10+ Always-On Display
🤖 Operating System
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
System version	Proprietary OS	Android 12
Firmware update	feature not registered	Android 15
User Interface	feature not registered	One UI 4.1 / 5.1 / 6.0 / 7.0
⚙️ Processor
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Chipset	32bit: STE 4910	64bit: Samsung Exynos 2100 (5nm)
CPU	Single-core, 1 processor: 1x 250MHz	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	feature not registered	ARM Mali-G78 MP14 (854MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
RAM memory	64MB SDRAM	8GB LPDDR5
Internal storage	256MB (100MB available)	128GB (97GB available) UFS 3.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Not supported
📶 Mobile networks
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	0.2 Mbps	2000/1024 Mbps
Network technology	2G	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	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	Not supported	CDMA2000 1xEV-DO UMTS 850/900/1900/2100
Primary 4G network	Not supported	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	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 850/900/1900/2100
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
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Back camera (main camera)	3.1 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	2048x1536 pixels	4032x3024 pixels
Video recording (primary)	QVGA (320x240)	4K UHD (3840x2160) 60 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/1.76" inches
Pixel size	feature not registered	1.8µm pixel
Autofocus	Not supported	PDAF: phase detection autofocus
Touch focus	Not supported	Supported
Image stabilization	Not supported	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Not supported	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	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
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Front camera (secondary)	Not supported	32 megapixels
Front camera resolution	Not supported	6528x4896 pixels
Video recording (secondary)	Not supported	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.2 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2.74" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Loudspeaker	Supported	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	Not supported	2 microphones
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
USB	MicroUSB 2.0	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	2.1 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g [wifi3] (2.4GHz)	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	Not supported	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Sensors	Accelerometer	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1000 mAh	4500 mAh
Charger, watts	Wired 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	9.6 hours	feature not registered
Standby	465 hours (19.4 days)	feature not registered
➕ Other features
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
Call control	Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	WAP, HTML	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White, Red, Silver, Green • SNS integration • SensMe • Java framework	• Colors: Graphite, White, Lavender, Olive
☢️ Radiation rate
	Sony Ericsson Mix Walkman (WT13a)	Galaxy S21 FE (SM-G9900 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.674W/kg (head), 1.501W/kg (body)