Samsung Galaxy M40 (SM-M405G/DS) vs LG Optimus Link (P690)
Side by side comparison between Samsung Galaxy M40 vs LG Optimus Link phones, differences, pros, cons and full specifications. What's the better?
,
6.3"
PLS
PLS
1080x2340
32
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3500
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 M40 (SM-M405G/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!
33 Advantages 
4 Advantages | 13 Common items in both devices |
| Plastic body, glass front / Plastic body |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +6 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 M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Model | Galaxy M40 (SM-M405G/DS) | Optimus Link (P690) |
| Other model names | Galaxy M40 SM-M405G/Dual-Sim (64GB + 4GB RAM) | LG Optimus Net, LGP690, LG-P690, LG Gelato |
| Country or region available |  (Latin America) |    Kazakhstan, Russia, Ukraine |
| Brand | Samsung | LG |
| Release date | 6/11/2019 | 7/12/2011 |
| Depth | 7.9 millimeters (0.31 inches) | 12.1 millimeters (0.48 inches) |
| Size (width x height) | 73.9 x 155.3 millimeters (2.91 x 6.11 in) | 59 x 113.5 millimeters (2.32 x 4.47 in) |
| Weight | 168 grams (5.88 ounces) | 129 grams (4.52 ounces) |
| Build, materials | Plastic body, glass front | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Display type | TFT PLS | TFT LCD |
| Screen size | 6.3" inches | 3.2" inches |
| Screen-to-body ratio | ~84.9% (screen-to-body ratio) | ~45.5% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 2-points |
| Pixel density (dot pitch) | 409 PPI | 180 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| System version | Android 9.0 Pie | Android 2.3.3 Gingerbread |
| Firmware update | Android 10 | Android 2.3.4 Gingerbread |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Chipset | 64bit: Qualcomm Snapdragon 675 SDM675 (11nm) | 32bit: Qualcomm Snapdragon S1 (MSM7227T) (65nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core) | Single-core, 1 processor: 1x 800MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 612 845Mhz | Qualcomm Adreno 200 (226MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| RAM memory | 4GB LPDDR4X | 512MB LPDDR |
| Internal storage | 64GB (50GB available) eMMC 5.1 | 512MB (150MB available) |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| 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) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 400/50 Mbps | 3.6/0.384 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| 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 850/900/1700/1900/2100 | UMTS 900/1700/1800/2100 |
| Primary 4G network | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (Bands 38, 40, 41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | CSD, GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | GSM 850/900/1800/1900 | 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 M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Back camera (main camera) | (triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2 | 3.1 megapixels |
| Main camera resolution | 6528x4896 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (640x480) 24 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Front camera (secondary) | 16 megapixels | Not supported |
| Front camera resolution | 4608x3456 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Sensors | Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3500 mAh | 1500 mAh |
| Charger, watts | 15W Wired fast charging | 5W Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 29 hours (1.2 days) | 9 hours |
| Standby | feature not registered | 450 hours (18.8 days) |
➕ Other features | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| 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: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps | • Colors: Black • 2GB microSD included • LG SmartShare • LG 3Way Sync • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Galaxy M40 (SM-M405G/DS) | LG Optimus Link (P690) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |