LG K71 (Q730BAW) vs Samsung Galaxy A15 (SM-A155M/N 256GB)
Side by side comparison between LG K71 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
IPS
IPS
1080x2460
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A15 (SM-A155M/N 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!
9 Advantages 
14 Advantages | 27 Common items in both devices |
| eMMC 5.1 |
| Until 1TB microSD, microSDXC |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| +20 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 K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Model | K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) |
| Other model names | LG K71 LMQ730BAW, LM-Q730BAW (Dual-SIM) | Galaxy A15 4G LTE SM-A155M/NFC (Single-SIM) |
| Country or region available |    Brazil, Colombia, Ecuador |   (Latin America), Peru |
| Brand | LG | Samsung |
| Release date | 9/21/2020 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 8.7 millimeters (0.34 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 77.7 x 171.4 millimeters (3.06 x 6.75 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 220 grams (7.7 ounces) | 200 grams (7 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | 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. | Not supported |
📲 Display | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.8" inches | 6.5" inches |
| Screen-to-body ratio | ~82.5% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1080x2460 pixels (20.5:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 396 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Cristal Dinorex (NEG) | Not supported |
| Refresh rate | 60Hz | 90Hz |
| Display features | Not supported | 800nits[peak] |
🤖 Operating System | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| System version | Android 10 | Android 14 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Chipset | 64bit: MediaTek Helio P35 (MT6765) (12nm) | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | PowerVR GE8320 MP2 (680MHz) | ARM Mali-G57 MC2 |
| Performance (benchmark) | feature not registered | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| RAM memory | 4GB LPDDR4X | 8GB LPDDR4X |
| Internal storage | 128GB (107GB available) eMMC 5.1 | 256GB (236GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/150 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 | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40) VoLTE | LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| 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 |
| 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 | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Back camera (main camera) | (triple camera) 48 megapixels 5MP ultrawide f/2.2120°1/5"1.12μm 5MP depth f/2.480.6°1/5"1.12μm | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 8000x6000 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital 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 on both cameras |
| Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Front camera (secondary) | 32 megapixels | 13 megapixels |
| Front camera resolution | 6528x4896 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM (RDS) |
| 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 K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.3 + 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 | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Sensors | Accelerometer Ambient light sensor Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) BL-T48 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 5000 mAh |
| Charger, watts | 10W Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 19 hours | 51 hours (2.1 days) |
| Standby | 700 hours (29.2 days) | feature not registered |
➕ Other features | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| 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: Titan, White • Stylus Pen • DTS:X 3D stereo sound • Google Assistant button • LG TONE Free is not included | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| LG K71 (Q730BAW) | Galaxy A15 (SM-A155M/N 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.74W/kg (head), 1.12W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |