Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) vs Samsung Galaxy S21 Ultra (SM-G998W 128GB)
Side by side comparison between Asus Zenfone Max Pro (M1) vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
6"
IPS
IPS
1080x2160
16
MP
MP
16mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.8"
AMOLED
AMOLED
1440x3200
108
MP
MP
40mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998W 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 
31 Advantages | 19 Common items in both devices |
| Aluminum body, glass front / Aluminum frame, glass front/back |
| 16 million |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| HDR photo on both cameras / HDR photo/video on both cameras |
| Capacitive |
| Multitouch |
| Accelerometer |
| +12 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 Clear highlight📱 Model features | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Model | Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) |
| Other model names | ASUS Zenfone Max Pro (M1) ZB602KL (6GB RAM), ASUS_X00TDB | Galaxy S21 Ultra 5G (SM-G998W) |
| Country or region available |   (Europe), Malaysia |  Canada |
| Brand | Asus | Samsung |
| Release date | 5/3/2018 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 8.45 millimeters (0.33 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 76 x 159 millimeters (2.99 x 6.26 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 180 grams (6.3 ounces) | 227 grams (7.95 ounces) |
| Build, materials | Aluminum body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Display type | TFT IPS LCD | Dynamic AMOLED |
| Screen size | 6" inches | 6.8" inches |
| Screen-to-body ratio | ~76.9% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels (18:9) | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 402 PPI | 516 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | 60Hz | 120Hz |
| Display features | 450nits[typ] | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| System version | Android 8.1 Oreo | Android 11 |
| Firmware update | Android 9.0 Pie | Android 14 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 636 SDM636 (14nm) | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
| CPU | Octa-core, 2 processors: 4x 1.8GHz Kryo 260 Gold (Quad-core) 4x 1.6GHz Kryo 260 Silver (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 509 | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 681099 (v8), 809165 (v9) Geekbench: 3539 (v5.2) GFXBench: 54fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 64GB (51GB available) eMMC 5.1 | 128GB (101GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 150/50 Mbps | 5000/1920 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 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat (Bands 1,3,5,7,8,20) TD-LTE (Bands 40) VoLTE | LTE 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (2, 41, 66, 71) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE 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 |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Back camera (main camera) | (dual camera) 16 megapixels 5MP depth f/2.41.12μm | (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 |
| Main camera resolution | 4608x3456 pixels | 12000x9000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | 25mm lens | 26mm lens |
| Sensor size | feature not registered | 1/1.33" inches |
| Pixel size | 1.12µm pixel | 1.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital 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 | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Front camera (secondary) | 16 megapixels | 40 megapixels |
| Front camera resolution | 4608x3456 pixels | 7296x5472 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | 1µm pixel | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, 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 | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| 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 (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 25W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
| Talk time autonomy | 42 hours (1.8 days) | feature not registered |
| Standby | 840 hours (35 days) | feature not registered |
➕ Other features | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| Call control | Voice dialing, Voice recorder | 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: Meteor silver, Deepsea black • 2.5D curved glass display • NXP amplifier | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| Asus Zenfone Max Pro M1 (ZB602KL 64GB/6GB) | Galaxy S21 Ultra (SM-G998W 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.12W/kg (head), 1.25W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |