Samsung Galaxy Note 4 (SM-N910R4) vs Samsung Galaxy S21 Ultra (SM-G998N 256GB)
Side by side comparison between Samsung Galaxy Note 4 vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
AMOLED
AMOLED
1440x2560
16
MP
MP
3.7mp
3GB
RAM
RAM
Quad-core
3220
mAh
mAh
(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-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!
10 Advantages 
26 Advantages | 26 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum frame, glass front/back |
| Super AMOLED / Dynamic AMOLED |
| 16 million |
| LED flash |
| Autofocus / PDAF: phase detection autofocus on both cameras |
| OIS: Optical stabilization |
| BSI sensor |
| +19 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 | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Model | Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) |
| Other model names | US Cellular Samsung Galaxy Note 4 Quad-core, Samsung Muscat | 갤럭시 S21 Ultra 5G (SM-G998N Single-SIM) |
| Country or region available |  USA |  South Korea |
| Brand | Samsung | Samsung |
| Release date | 10/10/2014 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 8.5 millimeters (0.33 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 78.6 x 153.5 millimeters (3.09 x 6.04 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 176 grams (6.16 ounces) | 227 grams (7.95 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | 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 | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Display type | Super AMOLED | Dynamic AMOLED |
| Screen size | 5.7" inches | 6.8" inches |
| Screen-to-body ratio | ~74.2% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 515 PPI | 516 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| System version | Android 4.4.4 KitKat | Android 11 |
| Firmware update | Android 6.0.1 Marshmallow | Android 15 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.1 / 6.0 / 7.0 |
⚙️ Processor | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 805 APQ8084 Pro (28nm) | 64bit: Samsung Exynos 2100 (5nm) |
| CPU | Quad-core, 1 processor: 4x 2.7GHz Krait 450 (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 | Qualcomm Adreno 420 | ARM Mali-G78 MP14 (854MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| RAM memory | 3GB LPDDR3 | 12GB LPDDR5 |
| Internal storage | 32GB (25GB available) eMMC 5.0 | 256GB (220GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 700/850/1700/1900 (Bands 2,4,5,12,17) | 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (77, 78) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Back camera (main camera) | 16 megapixels | (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 | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | 31mm (lens) | 26mm (lens) |
| Sensor size | 1/2.6" inches | 1/1.33" inches |
| Pixel size | 1.12µm pixel | 1.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical 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 | 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 | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Front camera (secondary) | 3.7 megapixels | 40 megapixels |
| Front camera resolution | 2560x1440 pixels | 7296x5472 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.2 (aperture) |
| Focal length | 22mm (lens) | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more | 3 microphones |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, AC3, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Micro-B USB MHL-3 | USB Type-C (reversible) |
| Bluetooth | 4.1 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gesture Gyroscope Hall effect Heart rate Humidity Proximity sensor SpO2 Temperature | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3220 mAh | 5000 mAh |
| Charger, watts | 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 | 20 hours | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), 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: Black, White, Pink, Gold • USB OTG On-The-Go • Samsung TouchWiz UX • S Pen stylus • S-Voice natural language • Dropbox 50GB • Samsung Gear S compatible • ANT+ support | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| Galaxy Note 4 (SM-N910R4) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.95W/kg (head), 1.53W/kg (body) | 0.489W/kg (head), 1.1W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |