Apple iPhone 11 Pro Max (256GB) vs Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB)
Side by side comparison between Apple iPhone 11 Pro Max vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
AMOLED
AMOLED
1242x2688
12
MP
MP
12mp
4GB
RAM
RAM
Hexa-core
3969
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-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!
6 Advantages 
23 Advantages | 33 Common items in both devices |
| Super AMOLED / Dynamic AMOLED |
| Dolby Vision/HDR10 / HDR10+ |
| 16 million |
| Digital and optical zoom |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| OIS: Optical stabilization |
| BSI sensor |
| +26 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 | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Model | iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) |
| Other model names | iPhone 11 Pro Max A2218, A2220, A2161 | Galaxy S21 Ultra 5G (SM-G998B/Dual-SIM) |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Apple | Samsung |
| Release date | 9/20/2019, Announced: 9/10/2019 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 8.1 millimeters (0.32 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 77.8 x 158 millimeters (3.06 x 6.22 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 226 grams (7.91 ounces) | 227 grams (7.95 ounces) |
| Build, materials | Ceramic 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 | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Display type | Super AMOLED | Dynamic AMOLED |
| Screen size | 6.5" inches | 6.8" inches |
| Screen-to-body ratio | ~84.4% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 1242x2688 pixels (19.5:9) | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 456 PPI | 516 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass Victus |
| Refresh rate | 60Hz | 120Hz |
| Display features | 800nits[typ], 1200nits[peak] Dolby Vision/HDR10 Oleophobic coating screen | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| System version | iOS 13 | Android 11 |
| Firmware update | iOS 18 | Android 14 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Chipset | 64bit: Apple A13 Bionic (7nm) | 64bit: Samsung Exynos 2100 (5nm) |
| CPU | Hexa-core, 2 processors: 2x 2.65GHz Lightning (Dual-core) 4x 1.8GHz Thunder (Quad-core) | 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 | Apple GPU MP4 | ARM Mali-G78 MP14 (854MHz) |
| Performance (benchmark) | AnTuTu: 459713 (v7), 536883 (v8) Geekbench: 13870 (v4.4), 3503 (v5.1) GFXBench: 57fps (ES 3.1 onscreen) | AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| RAM memory | 4GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 256GB (242GB available) NVMe (SSD) | 128GB (101GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 1024/150 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat16 VoLTE A2218 version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 66) TD-LTE (Bands 34, 38, 39, 40, 41, 42, 46, 48) A2220, A2161 version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 66, 71) TD-LTE (Bands 34, 38, 39, 40, 41, 42, 46, 48) | 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, 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 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | 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 |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Back camera (main camera) | (triple camera) 12 megapixels 12MP ultrawide f/2.413mm 12MP telephoto f/2.052mm1/3.4"1.0µmPDAFOIS2x-optical-zoom | (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 | 4000x3000 pixels | 12000x9000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Quad-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/2.55" inches | 1/1.33" inches |
| Pixel size | 1.4µm pixel | 1.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Front camera (secondary) | (dual front camera) 12 megapixels 0.3MP SL 3D | 40 megapixels |
| Front camera resolution | 4000x3000 pixels | 7296x5472 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 23mm (lens) | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Loudspeaker | Stereo sound Dolby Atmos | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 3 microphones | 3 microphones |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MPEG4, H.265, H.264, MOV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAX+, AIFF | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| USB | USB 2.0 proprietary connector | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | proprietary audio output | Type-C reversible connector |
| TV output | Proprietary TV-out | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi 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, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Gyroscope Proximity sensor UWB (Ultra Wideband) | 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 | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3969 mAh | 5000 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging USB Power Delivery 2.0 | 25W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | Qi wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| 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: Space Gray, Silver, Gold, Midnight Green (matte) • Face ID • Apple Pay (Visa, MasterCard, AMEX) | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| iPhone 11 Pro Max (256GB) | Galaxy S21 Ultra (SM-G998B/DS 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.16W/kg (head), 1.17W/kg (body) | 0.24W/kg (head), 0.72W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.95W/kg (head), 0.99W/kg (body) | 0.714W/kg (head), 1.58W/kg (body) |