LG Q31 (Q310N) vs Samsung Galaxy Z Flip 4 (SM-F721B 128GB)
Side by side comparison between LG Q31 vs Samsung Galaxy Z Flip 4 phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
720x1520
13
MP
MP
5mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.7"
AMOLED
AMOLED
1080x2640
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Flip 4 (SM-F721B 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!
19 Common items in both devices |
16 million |
LED flash |
Only digital zoom |
PDAF: phase detection autofocus |
HDR photo on both cameras / HDR photo/video on both cameras |
f/1.8 (aperture) |
Capacitive |
+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 | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Change model | ||
Model | Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) |
Other model names | LG Q31 (SKT, KT, LG U+), LM-Q310N, LMQ310N | Galaxy Z Flip4 5G (SM-F721B) |
Country or region available | South Korea | (Global, International) |
Brand | LG | Samsung |
Release date | 8/21/2020 | 8/25/2022, Announced: 8/10/2022 |
Depth | 8.6 millimeters (0.34 inches) | 6.9 millimeters (0.27 inches) |
Size (width x height) | 71.12 x 147.83 millimeters (2.8 x 5.82 in) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) |
Weight | 146 grams (5.11 ounces) | 187 grams (6.55 ounces) |
Build, materials | Plastic body, glass front | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ Folded: 15.9 x 71.9 x 84.9 mm |
Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | IPX8 certified: water resistant up to 1.5 meters and 30min |
📲 Display | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Display type | TFT IPS LCD | Dynamic AMOLED |
Screen size | 5.7" inches | 6.7" inches |
Screen-to-body ratio | ~77.1% (screen-to-body ratio) | ~85.4% (screen-to-body ratio) |
Display resolution | 720x1520 pixels (19:9) | 1080x2640 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 295 PPI | 426 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Panda King Glass | Not supported |
Refresh rate | 60Hz | 120Hz |
Display features | Not supported | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ |
🤖 Operating System | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
System version | Android 10 | Android 12 |
Firmware update | feature not registered | Android 14 |
User Interface | feature not registered | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) |
GPU graphical controller | PowerVR GE8320 (650MHz) | Qualcomm Adreno 730 (818MHz) |
Performance (benchmark) | feature not registered | AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
RAM memory | 3GB LPDDR3 | 8GB LPDDR5 |
Internal storage | 32GB (17GB available) eMMC 5.1 | 128GB (99GB available) UFS 3.1 |
External storage | Until 512GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
Maximum Download / Upload | 300/50 Mbps | 3000/1024 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 800/850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat6 (1, 3, 7, 8, 20, 28) TD-LTE (38) | 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 (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78) |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
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, 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, Sub6 |
📷 Camera | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Back camera (main camera) | (dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm |
Main camera resolution | 4128x3096 pixels | 4032x3024 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 60 fps |
Flash | LED flash | LED flash |
Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
Focal length | 27mm (lens) | 24mm (lens) |
Sensor size | 1/3.1" inches | 1/1.76" inches |
Pixel size | 1.12µm pixel | 1.8µm pixel |
Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
Zoom | Only digital zoom | Only digital 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@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion |
📸 Front camera | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Front camera (secondary) | 5 megapixels | 10 megapixels |
Front camera resolution | 2560x1920 pixels | 3872x2592 pixels |
Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | f/2.4 (aperture) |
Focal length | 24mm (lens) | 26mm (lens) |
Sensor size | 1/5" inches | 1/3" inches |
Pixel size | 1.12µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 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 | Not supported | Not supported |
TV | Not supported | Not supported |
Video formats | MP4, H.265, 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 | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
USB | MicroUSB 2.0 | USB 2.0 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 | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Sensors | Accelerometer Fingerprint sensor (rear-mounted) | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 3000 mAh | 3700 mAh |
Charger, watts | Wired charging | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
Inductive / wireless charging | Not supported | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging |
Talk time autonomy | 11 hours | 34 hours (1.4 days) |
Standby | 528 hours (22 days) | feature not registered |
➕ Other features | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 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: Silver • LG UX 9.1 | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
LG Q31 (Q310N) | Galaxy Z Flip 4 (SM-F721B 128GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.596W/kg (head), 0.914W/kg (body) | 1.01W/kg (head), 1.01W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.151W/kg (head), 1.198W/kg (body) |