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Samsung Galaxy S21 Ultra (SM-G998W 256GB) vs Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)

Side by side comparison between Samsung Galaxy S21 Ultra vs Samsung Galaxy A33 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy A33 XSamsung Galaxy S21 Ultra (SM-G998W 256GB)26Points
Samsung Galaxy S21 Ultra (SM-G998W 256GB)
6.8"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
04PointsSamsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)Compare Samsung Galaxy S21 Ultra X
Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
6.4"
AMOLED

1080x2400

48
MP

13mp

8GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S21 Ultra (SM-G998W 256GB)

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!

Galaxy S21 Ultra (SM-G998W 256GB)26 Advantages Samsung Galaxy S21 Ultra (SM-G998W 256GB)vsGalaxy A33 (SM-A336E/DSN 128GB/8GB)4 Advantages Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
+2.84GHz 64bit Octa-Core16%
More powerful processor, you can open your applications faster
vs2.4GHz 64bit Octa-Core
+12GB LPDDR550%
More RAM memory. Typically more responsive and better for multitasking.
vs8GB LPDDR4X
+256GB (220GB available)118%
More internal storage for applications and files
vs128GB (101GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz33%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs90Hz
+1440x3200 pixels78%
Higher resolution screen
vs1080x2400 pixels
+516 PPI26%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs411 PPI
+6.8"6%
Larger screen
vs6.4"
+(quad camera) 108MP + 10MP + 10MP + 12MP122%
Higher resolution main camera
vs(quad camera) 48MP + 8MP + 5MP + 2MP
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+1/1.33" inches50%
The larger sensor camera lets you take photos with better depth.
vs1/2" inches
+(front) 40MP2 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 13MP
+8K UHD (7680x4320)3 times
More image quality for recording videos with the primary camera
vs4K UHD (3840x2160)
+(5G SA/NSA) 5000 Mbps150%
Faster for surfing the internet and download files
vs(5G SA/NSA) 2000 Mbps
+ANT+Advantage
Sensors help you use the device
vsNot supported
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
vsNot supported
+1 slot (Single-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO is newer and faster
vs802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
vs5.1 + A2DP/LE
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C, USB OTG On-The-Go
Not supportedvs+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
227 grams (7.95 ounces)vs+186 grams (6.51 ounces)22%
Lighter
8.9 millimeters (0.35 inches)vs+8.1 millimeters (0.32 inches)10%
Thinner
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores

32 Common items in both devices
Dynamic AMOLED / Super AMOLED
16 million
LED flash
PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus
OIS: Optical stabilization
BSI sensor
HDR photo/video on both cameras / HDR photo on both cameras
+25 specs and more in the table below

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

Highlight differencesClear highlight

📱 Model features

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
ModelGalaxy S21 Ultra (SM-G998W 256GB)Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Other model namesGalaxy S21 Ultra 5G (SM-G998W)Galaxy A33 5G SM-A336E/Dual-SIM NFC
Country or region availableCanada
Canada
PhilippinesIndonesiaMalaysiaMyanmarPakistanSingaporeThailandTaiwanVietnam
Philippines, Indonesia, Malaysia, Myanmar, Pakistan, Singapore, Thailand, Taiwan, Vietnam
BrandSamsungSamsung
Release date1/29/2021, Announced: 1/14/20214/20/2022, Announced: 3/17/2022
Depth8.9 millimeters (0.35 inches)8.1 millimeters (0.32 inches)
Size (width x height)75.6 x 165.1 millimeters (2.98 x 6.5 in)74 x 159.7 millimeters (2.91 x 6.29 in)
Weight227 grams (7.95 ounces)186 grams (6.51 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantIP67 certified: dust proof and waterproof over 1 meter and 30min

🤖 Operating System

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
System versionAndroid 11Android 12
Firmware updateAndroid 13Android 13
User InterfaceOne UI 3.1 / 4.1 / 5.0One UI 4.1 / 5.0

⚙️ Processor

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Chipset64bit - Qualcomm Snapdragon 888 (SM8350) (5nm)64bit - Samsung Exynos 1280 (5nm)
CPUOcta-Core, 3 processors:
2.84GHz Single-Core Kryo 680
2.42GHz Triple-Core Kryo 680
1.8GHz Quad-Core Kryo 680
Octa-Core, 2 processors:
2.4GHz Dual-Core ARM Cortex-A78
2GHz Hexa-Core ARM Cortex-A55
GPU graphical controllerQualcomm Adreno 660 (840MHz)ARM Mali-G68 (1GHz)
Performance (benchmark)AnTuTu: 681099 (v8), 809165 (v9)
Geekbench: 3539 (v5.2)
GFXBench: 54fps (ES 3.1 onscreen)
AnTuTu: 354420 (v8), 394918 (v9)
Geekbench: 1900 (v5.1)
GFXBench: 20fps (ES 3.1 onscreen)

💽 Memory and storage

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
RAM memory12GB LPDDR58GB LPDDR4X
Internal storage256GB (220GB available)
UFS 3.1
128GB (101GB available)
eMMC 5.1
External storageNot supportedUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📲 Display

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Display typeDynamic AMOLEDSuper AMOLED
Screen size6.8" inches6.4" inches
Screen-to-body ratio~89.4% (screen-to-body ratio)~83.7% (screen-to-body ratio)
Display resolution1440x3200 pixels (20:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)516 PPI411 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass VictusGorilla Glass 5
Refresh rate120Hz90Hz
Display features1500nits[peak]
HDR10+
Always-On Display
Not supported

📶 Mobile networks

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload5000/1920 Mbps2000/1024 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G, 5G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkSA/NSA/Sub6 (2, 41, 66, 71)SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA

📷 Camera

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Back camera (main camera)(quad camera)
108 megapixels
10MP periscope telephotof/4.9240mm1/3.24"1.22µmPDAFOIS10x-optical-zoom
10MP telephotof/2.470mm1/3.24"1.22µmPDAFOIS3x-optical-zoom
12MP ultrawidef/2.213mm1/2.55"1.4µmPDAFSuper-Steady-video
(quad camera)
48 megapixels
8MP ultrawidef/2.2123°1/4"1.12µm
5MP macrof/2.4
2MP depthf/2.4
Main camera resolution12000x9000 pixels8000x6000 pixels
Video recording (primary)8K UHD (7680x4320) 24 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length26mm lens26mm lens
Sensor size1/1.33" inches1/2" inches
Pixel size1.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocus on both camerasPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS: Optical stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@60fps
1080p@240fps
720p@960fps
1080p@60fps

📸 Front camera

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Front camera (secondary)40 megapixels13 megapixels
Front camera resolution7296x5472 pixels4128x3096 pixels
Video recording (secondary)4K UHD (3840x2160)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2.8" inches1/3.1" inches
Pixel size0.7µm pixel1.12µm pixel

🔉 Sound and multimedia

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Stereo sound
Dolby Atmos
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
USBUSB 3.2 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.2 + A2DP/LE5.1 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
SensorsAccelerometer
Ambient Light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gesture
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Battery typeLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts25W Fast battery charging
15W Qi wireless charging (Qi/PMA)
4.5W Reverse wireless charging between devices
USB Power Delivery 3.0
25W Fast battery charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Phantom Black, Silver, Titanium, Navy, Brown
- Samsung Pay (Visa, MasterCard)
- Samsung DeX
- Stylus pen support
- Colors: Black, White, Blue, Peach

☢️ Radiation rate

Samsung Galaxy S21 Ultra (SM-G998W 256GB)Samsung Galaxy A33 (SM-A336E/DSN 128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)1.12W/kg (head), 1.25W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.574W/kg (head), 1.59W/kg (body)
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