Samsung Galaxy Note 20 Ultra (SM-N985F/DS) vs LG Optimus U (US670)
Side by side comparison between Samsung Galaxy Note 20 Ultra vs LG Optimus U phones, differences, pros, cons and full specifications. What's the better?
,
6.9"
AMOLED
AMOLED
1440x3088
108
MP
MP
10mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Note 20 Ultra (SM-N985F/DS)
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!
34 Advantages 
3 Advantages | 8 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus on both cameras / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| Proximity sensor |
| + 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 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Model | Galaxy Note 20 Ultra (SM-N985F/DS) | Optimus U (US670) |
| Other model names | Galaxy Note20 Ultra 4G-LTE SM-N985F/Dual-SIM (Exynos) | US Cellular LG Optimus U US670, LG US670 |
| Country or region available |  (Global, International) |  USA |
| Brand | Samsung | LG |
| Release date | 8/21/2020, Announced: 8/5/2020 | 12/1/2010 |
| Depth | 8.1 millimeters (0.32 inches) | 13.2 millimeters (0.52 inches) |
| Size (width x height) | 77.2 x 164.8 millimeters (3.04 x 6.49 in) | 58.9 x 113.5 millimeters (2.32 x 4.47 in) |
| Weight | 208 grams (7.28 ounces) | 130 grams (4.55 ounces) |
| Build, materials | Stainless steel body, 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 Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Display type | Dynamic AMOLED | TFT LCD |
| Screen size | 6.9" inches | 3.2" inches |
| Screen-to-body ratio | ~92.5% (screen-to-body ratio) | ~45.6% (screen-to-body ratio) |
| Display resolution | 1440x3088 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 494 PPI | 180 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 120Hz@FHD 60Hz@QHD | feature not registered |
🤖 Operating System | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| System version | Android 10 | Android 2.2.2 Froyo |
| Firmware update | Android 13 | feature not registered |
| User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Chipset | 64bit: Samsung Exynos 990 (7nm) | 32bit: Qualcomm Snapdragon S1 MSM7627 |
| CPU | Octa-core, 3 processors: 2x 2.73GHz Mongoose M5 (Dual-core) 2x 2.5GHz ARM Cortex-A76 (Dual-core) 4x 2GHz ARM Cortex-A55 (Quad-core) | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | ARM Mali-G77 MP11 (800MHz) | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| RAM memory | 8GB LPDDR5 | 512MB |
| Internal storage | 256GB (221GB available) UFS 3.0 | 512MB (140MB available) |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | Not supported |
| Maximum Download / Upload | 2000/316 Mbps | 0.153 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
| 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 | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CDMA2000 EV-DO Rev A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| 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 | Not supported |
📷 Camera | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Back camera (main camera) | (triple camera) 108 megapixels 12MP periscope telephoto f/3.0120mm1.0µmPDAFOIS5x-optical-zoom50x-hybrid-zoom 12MP ultrawide f/2.2120°13mm1/2.55"1.4µm | 3.1 megapixels |
| Main camera resolution | 12000x9000 pixels | 2048x1536 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | VGA (640x480) 15 fps |
| Flash | LED flash | Not supported |
| 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 | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus on both cameras | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video on both cameras | feature not registered |
| Camera extras | 4K@60fps 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Front camera (secondary) | 10 megapixels | Not supported |
| Front camera resolution | 3872x2592 pixels | Not supported |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/3.2" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, DivX, XviD, H.263, H.264, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| 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 | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) LGIP-400N |
| Battery capacity | 4500 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 | feature not registered |
| Talk time autonomy | feature not registered | 5 hours |
| Standby | feature not registered | 200 hours (8.3 days) |
➕ Other features | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| 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 | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Mystic Black, Mystic Bronze, Mystic White • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC) • Stylus pen (Bluetooth integration) | • Colors: Blue • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Galaxy Note 20 Ultra (SM-N985F/DS) | LG Optimus U (US670) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.315W/kg (head), 1.47W/kg (body) | feature not registered |