Apple iPhone 6S (128GB) vs Samsung Galaxy A15 (SM-A155M/DSN 128GB/6GB)
Side by side comparison between Apple iPhone 6S vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
IPS
IPS
750x1334
12
MP
MP
5mp
2GB
RAM
RAM
Dual-core
1715
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A15 (SM-A155M/DSN 128GB/6GB)
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!
10 Advantages 
19 Advantages | 21 Common items in both devices |
| 128GB (114GB available) / 128GB (108GB available) |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| HDR photo/video on both cameras / HDR photo on both cameras |
| 4G LTE-A |
| +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 | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Model | iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) |
| Other model names | iPhone 6s A1633, iPhone 6s A1688 CDMA | Galaxy A15 4G LTE SM-A155M/Dual-SIM NFC |
| Country or region available |  (Global, International) |    (Latin America), Colombia, Costa Rica |
| Brand | Apple | Samsung |
| Release date | 9/25/2015, Announced: 9/9/2015 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 7.1 millimeters (0.28 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 67.1 x 138.3 millimeters (2.64 x 5.44 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 143 grams (5.01 ounces) | 200 grams (7 ounces) |
| Build, materials | Aluminum body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Display type | TFT LED-Backlit IPS LCD | Super AMOLED |
| Screen size | 4.7" inches | 6.5" inches |
| Screen-to-body ratio | ~65.6% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 750x1334 pixels (16:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 326 PPI | 396 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Sapphire Glass | Not supported |
| Refresh rate | 60Hz | 90Hz |
| Display features | Not supported | 800nits[peak] |
🤖 Operating System | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| System version | iOS 9.0 | Android 14 |
| Firmware update | iOS 15 | feature not registered |
| User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Chipset | 64bit: Apple A9 (APL0898) (14nm) | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Dual-core, 1 processor: 2x 1.51GHz Twister (Dual-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | PowerVR GT7600 (6-core, 650MHz) | ARM Mali-G57 MC2 |
| Performance (benchmark) | Basemark OS II: 2195 (2.0) | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| RAM memory | 2GB LPDDR4 | 6GB LPDDR4X |
| Internal storage | 128GB (114GB available) NVMe (SSD) | 128GB (108GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| 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 | 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, CDMA 800/1700/1900/2100 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 A1633 model: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30) TD-LTE (Bands 38, 39, 40, 41) A1688 model: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29) TD-LTE (Bands 38, 39, 40, 41) | 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, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, 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 | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Back camera (main camera) | 12 megapixels | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 4608x2592 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/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | 29mm lens | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.22µm 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 | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Front camera (secondary) | 5 megapixels | 13 megapixels |
| Front camera resolution | 2592x1944 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 31mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Loudspeaker | Supported | 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 | MPEG4, H.264, H.265, MOV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAC, eAAC, M4A | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| USB | USB 2.0 proprietary connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Proprietary TV-out | 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 | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1715 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 14 hours | 51 hours (2.1 days) |
| Standby | 240 hours (10 days) | feature not registered |
➕ Other features | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| 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, Gold, Space Gray, Rose Gold • Oleophobic coating • Touch ID v2 • Simultaneous HD video and image recording • 3D Touch display • FaceTime • Siri natural language • AirDrop file sharing • iCloud cloud service • NFC Apple Pay only (Visa, MasterCard, AMEX) • WiFi hotspot | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| iPhone 6S (128GB) | Galaxy A15 (SM-A155M/DSN 128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.14W/kg (head), 1.14W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.87W/kg (head), 0.98W/kg (body) | feature not registered |