Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB) vs Lenovo Z6 Pro (128GB/8GB)

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Side by side comparison between Samsung Galaxy S21 Ultra vs Lenovo Z6 Pro phones, differences, pros, cons and full specifications. What's the better?

1/16/2021 4:45 PM, updated: 11/21/2023 5:01 AM

Compare Lenovo Z6 Pro X Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB) 28Points

Specifications Compare Models Pictures

6.8"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

05Points Lenovo Z6 Pro (128GB/8GB) Compare Samsung Galaxy S21 Ultra X

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

32mp

8GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S21 Ultra (SM-G998B/DS 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!

28 Advantages Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB)	vs	5 Advantages Lenovo Z6 Pro (128GB/8GB)
+2.9GHz 64bit Octa-core (5nm)5% More powerful processor, you can open your applications faster	vs	2.84GHz 64bit Octa-core (7nm)
+12GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.	vs	8GB LPDDR4X
+UFS 3.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+1440x3200 pixels82% Higher resolution screen	vs	1080x2340 pixels
+516 PPI28% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+6.8"6% Larger screen	vs	6.39"
+(quad camera) 108MP + 10MP + 10MP + 12MP88% Higher resolution main camera	vs	(5 cameras) 48MP + 8MP + 16MP + 2MP + 0.3MP
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+1/1.33" inches50% The larger sensor camera lets you take photos with better depth.	vs	1/2" inches
+(front) 40MP25% Higher resolution secondary camera to take pictures and selfies	vs	(front) 32MP
+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera	vs	4K UHD (3840x2160)
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+Android 14Advantage Android 14 is newer and safer	vs	Android 9.0 Pie
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	4G LTE-A
+(5G SA/NSA) 5000 Mbps3 times Faster for surfing the internet and download files	vs	(4G LTE-A) 1200 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+UWB (Ultra Wideband)Advantage Sensors help you use the device	vs	Not supported
+5000 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	4000 mAh
+25W39% 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.	vs	18W
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+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 a/b/g/n/ac [wifi5]
+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	5.0 + A2DP/LE
+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	USB 2.0 Type-C, USB OTG On-The-Go
+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 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
227 grams (7.95 ounces)	vs	+185 grams (6.48 ounces)23% Lighter
8.9 millimeters (0.35 inches)	vs	+8.65 millimeters (0.34 inches)3% Thinner
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

20 Common items in both devices

128GB (101GB available) / 128GB (109GB available)

Aluminum frame, glass front/back

Dynamic AMOLED / Super AMOLED

16 million

PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus

HDR photo/video on both cameras / HDR photo on both cameras

f/1.8 (aperture)

+13 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-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Change model		Choose the model
Model	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Other model names	Galaxy S21 Ultra 5G (SM-G998B/Dual-SIM)	Lenovo Z6 Pro (4G) L78051 (128GB + 8GB RAM)
Country or region available	(Global, International)	China, Hong Kong, India
Brand	Samsung	Lenovo
Release date	1/29/2021, Announced: 1/14/2021	4/1/2019
Depth	8.9 millimeters (0.35 inches)	8.65 millimeters (0.34 inches)
Size (width x height)	75.6 x 165.1 millimeters (2.98 x 6.5 in)	74.6 x 157.5 millimeters (2.94 x 6.2 in)
Weight	227 grams (7.95 ounces)	185 grams (6.48 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
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-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Display type	Dynamic AMOLED	Super AMOLED
Screen size	6.8" inches	6.39" inches
Screen-to-body ratio	~89.4% (screen-to-body ratio)	~85.3% (screen-to-body ratio)
Display resolution	1440x3200 pixels (20:9)	1080x2340 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	516 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass Victus	Not supported
Refresh rate	120Hz	feature not registered
Display features	1500nits[peak] HDR10+ Always-On Display	feature not registered
🤖 Operating System
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
System version	Android 11	Android 9.0 Pie
Firmware update	Android 14	feature not registered
User Interface	One UI 3.1 / 4.1 / 5.1 / 6.0	feature not registered
⚙️ Processor
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Chipset	64bit: Samsung Exynos 2100 (5nm)	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)
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)	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core)
GPU graphical controller	ARM Mali-G78 MP14 (854MHz)	Qualcomm Adreno 640 (585MHz)
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-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
RAM memory	12GB LPDDR5	8GB LPDDR4X
Internal storage	128GB (101GB available) UFS 3.1	128GB (109GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	5000/1920 Mbps	1200/150 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G
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	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE	LTE Cat18 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE
📷 Camera
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
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	(5 cameras) 48 megapixels 8MP telephoto f/2.4PDAF 16MP ultrawide f/2.212mmAF 2MP wide f/1.82.9µmPDAFOIS 0.3MP TOF 3D Time-of-Flight
Main camera resolution	12000x9000 pixels	8000x6000 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	28mm lens
Sensor size	1/1.33" inches	1/2" inches
Pixel size	1.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus on both cameras	PDAF: phase detection autofocus
Touch focus	Supported	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 on both cameras
Camera extras	4K@60fps 1080p@240fps 720p@960fps	feature not registered
📸 Front camera
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Front camera (secondary)	40 megapixels	32 megapixels
Front camera resolution	7296x5472 pixels	6528x4896 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/2.8" inches	1/2.8" inches
Pixel size	0.7µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Loudspeaker	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.2 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	4000 mAh
Charger, watts	25W Wired fast charging USB Power Delivery 3.0	18W Wired fast charging
Inductive / wireless charging	15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
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: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support	• Colors: Red, Blue/green • ZUI 11.1 • 19.5:9 HDR10 display • 2.5D glass screen • GPU with liquid cooling system • Dolby Atmos sound
☢️ Radiation rate
	Galaxy S21 Ultra (SM-G998B/DS 128GB)	Lenovo Z6 Pro (128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.24W/kg (head), 0.72W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.714W/kg (head), 1.58W/kg (body)	feature not registered