LG G6 (H871) vs Samsung Galaxy A15 (SM-A155M/DSN 256GB)
Side by side comparison between LG G6 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
1440x2880
13
MP
MP
5mp
4GB
RAM
RAM
Quad-core
3300
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? LG G6 (H871)
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 Advantages 
14 Advantages | 21 Common items in both devices |
| Until 1TB microSD, microSDXC |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| HDR photo/video and HDR photo on front camera / HDR photo on both cameras |
| f/1.8 (aperture) |
| (front) Full HD (1920x1080) |
| +14 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 G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Model | LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) |
| Other model names | AT&T LG G6 32GB, LG-H871, LGH871 | Galaxy A15 4G LTE SM-A155M/Dual-SIM NFC |
| Country or region available |  USA |     (Latin America), Bolivia, Brazil, Colombia |
| Brand | LG | Samsung |
| Release date | 3/10/2017, Announced: 2/26/2017 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 7.9 millimeters (0.31 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 71.9 x 148.9 millimeters (2.83 x 5.86 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 163 grams (5.71 ounces) | 200 grams (7 ounces) |
| Build, materials | Aluminum frame, glass front/back | 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 G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.7" inches | 6.5" inches |
| Screen-to-body ratio | ~78.3% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1440x2880 pixels (18:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 565 PPI | 396 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 60Hz | 90Hz |
| Display features | Dolby Vision/HDR10 Always-On Display | 800nits[peak] |
🤖 Operating System | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| System version | Android 7.0 Nougat | Android 14 |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | LG UX UI 6.0 / 8.0 | One UI 6.1 |
⚙️ Processor | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 821 (MSM8996AC) (14nm) | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 530 (653MHz) | ARM Mali-G57 MC2 |
| Performance (benchmark) | AnTuTu: 158785 (v7) Geekbench: 4175 (v4.4) GFXBench: 8.5fps (ES 3.1 onscreen) | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| RAM memory | 4GB LPDDR4 | 8GB LPDDR4X |
| Internal storage | 32GB (21GB available) UFS 2.0 | 256GB (236GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 600/150 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 850/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat12 (2, 4, 5, 12, 29, 30) | 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+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Back camera (main camera) | (dual camera) 13 megapixels 13MP ultrawide f/2.41/4"12mm125°FF | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 4160x3120 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 30mm lens | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (3-axis): 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 | Supported |
| HDR | HDR photo/video and HDR photo on front camera | HDR photo on both cameras |
| Camera extras | 1080p@60fps 720p@120fps | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Front camera (secondary) | 5 megapixels | 13 megapixels |
| Front camera resolution | 2560x1920 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 18mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Loudspeaker | Stereo sound 32-bit/192kHz | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, DivX, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| USB | USB 3.1 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 SlimPort® | USB Type-C (reversible) |
| Bluetooth | 4.2 + A2DP | 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 5000 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 3 | 25W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 23.5 hours | 51 hours (2.1 days) |
| Standby | 408 hours (17 days) | feature not registered |
➕ Other features | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 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: Astro black, Mystic white, Ice platinum • Fast battery charging: 50% in 30min • Knock Code, KnockOn | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| LG G6 (H871) | Galaxy A15 (SM-A155M/DSN 256GB) | |
| 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 |