LG Optimus Link (P690) vs Samsung Galaxy Z Flip 4 (SM-F721W 256GB)
Side by side comparison between LG Optimus Link vs Samsung Galaxy Z Flip 4 phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(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-F721W 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!
5 Advantages 
36 Advantages | 10 Common items in both devices |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| Proximity sensor |
| +3 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 Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Change model | ||
| Model | Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) |
| Other model names | LG Optimus Net, LGP690, LG-P690, LG Gelato | Galaxy Z Flip4 5G (SM-F721W) |
| Country or region available |    Kazakhstan, Russia, Ukraine |  Canada |
| Brand | LG | Samsung |
| Release date | 7/12/2011 | 8/25/2022, Announced: 8/10/2022 |
| Depth | 12.1 millimeters (0.48 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 59 x 113.5 millimeters (2.32 x 4.47 in) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) |
| Weight | 129 grams (4.52 ounces) | 187 grams (6.55 ounces) |
| Build, materials | Plastic body | 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 | Not supported | IPX8 certified: water resistant up to 1.5 meters and 30min |
📲 Display | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Display type | TFT LCD | Dynamic AMOLED |
| Screen size | 3.2" inches | 6.7" inches |
| Screen-to-body ratio | ~45.5% (screen-to-body ratio) | ~85.4% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 1080x2640 pixels |
| Touchscreen | Capacitive Multitouch 2-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 180 PPI | 426 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | 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 Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| System version | Android 2.3.3 Gingerbread | Android 12 |
| Firmware update | Android 2.3.4 Gingerbread | Android 14 |
| User Interface | feature not registered | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 (MSM7227T) (65nm) | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
| CPU | Single-core, 1 processor: 1x 800MHz ARM1136EJ-S (Single-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 | Qualcomm Adreno 200 (226MHz) | 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 Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| RAM memory | 512MB LPDDR | 8GB LPDDR5 |
| Internal storage | 512MB (150MB available) | 256GB (218GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 3.6/0.384 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G | 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 900/1700/1800/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (2, 5, 38, 41, 66, 71, 78) |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA | 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, 18, 19, 20, 25, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Back camera (main camera) | 3.1 megapixels | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm |
| Main camera resolution | 2048x1536 pixels | 4032x3024 pixels |
| Video recording (primary) | VGA (640x480) 24 fps | 4K UHD (3840x2160) 60 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 24mm lens |
| Sensor size | feature not registered | 1/1.76" inches |
| Pixel size | feature not registered | 1.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | 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 Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Front camera (secondary) | Not supported | 10 megapixels |
| Front camera resolution | Not supported | 3872x2592 pixels |
| Video recording (secondary) | Not supported | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.22µm pixel |
🔉 Sound and multimedia | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| 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 | 3.0 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 3700 mAh |
| Charger, watts | 5W 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 | 9 hours | 34 hours (1.4 days) |
| Standby | 450 hours (18.8 days) | feature not registered |
➕ Other features | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| Call control | Voice recorder | 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 | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • 2GB microSD included • LG SmartShare • LG 3Way Sync • WiFi hotspot • Java framework | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
| LG Optimus Link (P690) | Galaxy Z Flip 4 (SM-F721W 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.02W/kg (head), 0.94W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |