Samsung Galaxy Note 4 Duos (SM-N9100) vs LG K71 (Q730HA)
Side by side comparison between Samsung Galaxy Note 4 vs LG K71 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
3000
mAh
mAh
(Removable)
vs
6.8"
IPS
IPS
1080x2460
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Note 4 Duos (SM-N9100)
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!
21 Advantages 
18 Advantages | 23 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| 4G LTE / 4G LTE-A |
| Capacitive |
| +16 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 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Model | Galaxy Note 4 Duos (SM-N9100) | K71 (Q730HA) |
| Other model names | Samsung Galaxy Note 4 Dual-Sim Quad-core, Samsung Muscat | LG K71 LMQ730HA, LM-Q730HA (Single-SIM) |
| Country or region available |   China, Hong Kong |  (Latin America) |
| Brand | Samsung | LG |
| Release date | 10/10/2014 | 9/21/2020 |
| Depth | 8.5 millimeters (0.33 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 78.6 x 153.5 millimeters (3.09 x 6.04 in) | 77.7 x 171.4 millimeters (3.06 x 6.75 in) |
| Weight | 176 grams (6.16 ounces) | 220 grams (7.7 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Plastic body, glass front |
| Protection against water and others | Not supported | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.7" inches | 6.8" inches |
| Screen-to-body ratio | ~74.2% (screen-to-body ratio) | ~82.5% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1080x2460 pixels (20.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 515 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Cristal Dinorex (NEG) |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| System version | Android 4.4.4 KitKat | Android 10 |
| Firmware update | Android 6.0.1 Marshmallow | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Chipset | 32bit: Qualcomm Snapdragon 805 APQ8084 Pro (28nm) | 64bit: MediaTek Helio P35 (MT6765) (12nm) |
| CPU | Quad-core, 1 processor: 4x 2.7GHz Krait 450 (Quad-core) | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 420 | PowerVR GE8320 MP2 (680MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| RAM memory | 3GB LPDDR3 | 4GB LPDDR4X |
| Internal storage | 16GB (12GB available) eMMC 5.0 | 128GB (107GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 | GSM 850/900/1800/1900 |
| Primary 3G network | TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 1800/2100/2600 (Bands 1,3,7) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Back camera (main camera) | 16 megapixels | (triple camera) 48 megapixels 5MP ultrawide f/2.2120°1/5"1.12μm 5MP depth f/2.480.6°1/5"1.12μm |
| Main camera resolution | 4608x3456 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | 31mm (lens) | feature not registered |
| Sensor size | 1/2.6" inches | 1/2" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital 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 | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Front camera (secondary) | 3.7 megapixels | 32 megapixels |
| Front camera resolution | 2560x1440 pixels | 6528x4896 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.0 (aperture) |
| Focal length | 22mm (lens) | feature not registered |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| 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 Duos (SM-N9100) | LG K71 (Q730HA) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL-3 | USB Type-C (reversible) |
| Bluetooth | 4.1 + A2DP | 5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| 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 Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) BL-T48 |
| Battery capacity | 3000 mAh | 4000 mAh |
| Charger, watts | Wired charging | 10W Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 17 hours | 19 hours |
| Standby | feature not registered | 700 hours (29.2 days) |
➕ Other features | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| 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: Titan, White • Stylus Pen • DTS:X 3D stereo sound • Google Assistant button • In some cases includes wireless earphones (LG TONE Free) |
☢️ Radiation rate | ||
| Galaxy Note 4 Duos (SM-N9100) | LG K71 (Q730HA) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.33W/kg (head), 1.09W/kg (body) | 0.74W/kg (head), 1.12W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.204W/kg (head), 0.272W/kg (body) | feature not registered |