Samsung Galaxy S21 Ultra (SM-G998N 256GB) vs Alcatel Pixi 4 4.0 (4034D 4GB)

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Side by side comparison between Samsung Galaxy S21 Ultra vs Alcatel Pixi 4 (4.0) phones, differences, pros, cons and full specifications. What's the better?

11/19/2021 2:00 AM, updated: 5/19/2025 11:26 AM

Compare Alcatel Pixi 4 (4.0) X Samsung Galaxy S21 Ultra (SM-G998N 256GB) 40Points

Specifications Compare Models Pictures

6.8"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

06Points Alcatel Pixi 4 4.0 (4034D 4GB) Compare Samsung Galaxy S21 Ultra X

Specifications Compare Models Pictures

4"
TFT

480x800

2
MP

0.3mp

512MB
RAM

Quad-core

1500
mAh

(Removable)

What's the better phone? Samsung Galaxy S21 Ultra (SM-G998N 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!

40 Advantages Samsung Galaxy S21 Ultra (SM-G998N 256GB)	vs	6 Advantages Alcatel Pixi 4 4.0 (4034D 4GB)
+2.9GHz 64bit Octa-core (5nm)198% More powerful processor, you can open your applications faster	vs	1.3GHz 32bit Quad-core
+12GB LPDDR523 times More RAM memory. Typically more responsive and better for multitasking.	vs	512MB LPDDR2
+256GB (220GB available)219 times More internal storage for applications and files	vs	4GB (1GB available)
+8.9 millimeters (0.35 inches)9% Thinner	vs	9.7 millimeters (0.38 inches)
+Dynamic AMOLEDAdvantage Dynamic AMOLED display is brighter and more vivid	vs	TFT LCD
+HDR10+Advantage The HDR10+ display provides vibrant colors and more details	vs	Not supported
+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+1440x3200 pixels11 times Higher resolution screen	vs	480x800 pixels
+516 PPI121% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	233 PPI
+6.8"70% Larger screen	vs	4"
+(quad camera) 108MP + 10MP + 10MP + 12MP72 times Higher resolution main camera	vs	(back) 2MP
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+PDAF: phase detection autofocus on both camerasAdvantage Best autofocus type for taking pictures	vs	Not supported
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 40MP129 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 0.3MP
+8K UHD (7680x4320)35 times More image quality for recording videos with the primary camera	vs	HD (1280x720)
+(front) 4K UHD (3840x2160)26 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
+Android 15Advantage Android 15 is newer and safer	vs	Android 6.0 Marshmallow
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	3G+ HSPA+
+(5G SA/NSA) 5000 Mbps237 times Faster for surfing the internet and download files	vs	(3G+ HSPA+) 21 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (under display)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+UWB (Ultra Wideband)Advantage Sensors help you use the device	vs	Not supported
+5000 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1500 mAh
+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.	vs	Not supported
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster	vs	802.11 b/g/n [wifi4]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
Not supported	vs	+Until 32GB microSD, microSDHCAdvantage More external storage for files using memory cards
227 grams (7.95 ounces)	vs	+110 grams (3.85 ounces)106% Lighter
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

11 Common items in both devices

16 million

Capacitive

Multitouch

Accelerometer

Proximity sensor

Hands-free calling

Video calling

+4 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 S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Change model		Choose the model
Model	Galaxy S21 Ultra (SM-G998N 256GB)	Pixi 4 4.0 (4034D 4GB)
Other model names	갤럭시 S21 Ultra 5G (SM-G998N Single-SIM)	Alcatel Pixi 4 4034D (Dual-SIM)
Country or region available	South Korea	(Europe), (Global, International)
Brand	Samsung	Alcatel
Release date	1/29/2021, Announced: 1/14/2021	6/1/2016
Depth	8.9 millimeters (0.35 inches)	9.7 millimeters (0.38 inches)
Size (width x height)	75.6 x 165.1 millimeters (2.98 x 6.5 in)	64.4 x 121.3 millimeters (2.54 x 4.78 in)
Weight	227 grams (7.95 ounces)	110 grams (3.85 ounces)
Build, materials	Aluminum frame, glass front/back	feature not registered
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Display type	Dynamic AMOLED	TFT LCD
Screen size	6.8" inches	4" inches
Screen-to-body ratio	~89.4% (screen-to-body ratio)	~58.3% (screen-to-body ratio)
Display resolution	1440x3200 pixels (20:9)	480x800 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 2-points
Pixel density (dot pitch)	516 PPI	233 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass Victus	Not supported
Refresh rate	120Hz	60Hz
Display features	1500nits[peak] HDR10+ Always-On Display	Not supported
🤖 Operating System
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
System version	Android 11	Android 6.0 Marshmallow
Firmware update	Android 15	feature not registered
User Interface	One UI 3.1 / 4.1 / 5.1 / 6.0 / 7.0	feature not registered
⚙️ Processor
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Chipset	64bit: Samsung Exynos 2100 (5nm)	32bit: MediaTek MT6580M (28nm)
CPU	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)	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controller	ARM Mali-G78 MP14 (854MHz)	ARM Mali-400 MP2 400Mhz
Performance (benchmark)	AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
RAM memory	12GB LPDDR5	512MB LPDDR2
Internal storage	256GB (220GB available) UFS 3.1	4GB (1GB available)
External storage	Not supported	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	5000/1920 Mbps	21/5.76 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G
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 850/900/1700/1900/2100	UMTS 900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE	Not supported
Primary 5G network	SA/NSA/Sub6 (77, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Back camera (main camera)	(quad camera) 108 megapixels 10MP periscope telephoto f/4.9240mm1/3.24"1.22µmPDAFOIS10x-optical-zoom 10MP telephoto f/2.470mm1/3.24"1.22µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm1/2.55"1.4µmPDAFSuper-Steady-video	2 megapixels
Main camera resolution	12000x9000 pixels	1600x1200 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	HD (1280x720) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/1.8 (aperture)	feature not registered
Focal length	26mm (lens)	feature not registered
Sensor size	1/1.33" inches	feature not registered
Pixel size	1.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus on both cameras	Not supported
Touch focus	Supported	Not supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	HDR photo only main camera
Camera extras	4K@60fps 1080p@240fps 720p@960fps	feature not registered
📸 Front camera
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Front camera (secondary)	40 megapixels	0.3 megapixels
Front camera resolution	7296x5472 pixels	640x480 pixels
Video recording (secondary)	4K UHD (3840x2160)	VGA (640x480)
Front flash	Not supported	LED
Focal aperture	f/2.2 (aperture)	feature not registered
Focal length	26mm (lens)	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.7µm pixel	feature not registered
🔉 Sound and multimedia
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Loudspeaker	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG	Supported
Active noise cancellation	3 microphones	Not supported
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, AAC+
🔌 Connectivity
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.2 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)	Accelerometer Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	5000 mAh	1500 mAh
Charger, watts	25W Wired fast charging USB Power Delivery 3.0	Wired charging
Inductive / wireless charging	15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging	Not supported
Talk time autonomy	feature not registered	7.5 hours
Standby	feature not registered	420 hours (17.5 days)
➕ Other features
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support	• Colors: Black (front) • Kit Colors (Black, White, Blue, Red) • Kit Metallic (Silver, Pink, Black, White)
☢️ Radiation rate
	Galaxy S21 Ultra (SM-G998N 256GB)	Alcatel Pixi 4 4.0 (4034D 4GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.489W/kg (head), 1.1W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered