Samsung Galaxy S21 vs Apple iPhone 6 (16GB)
Side by side comparison between Samsung Galaxy S21 vs Apple iPhone 6 phones, differences, pros, cons and full specifications. What's the better?
,
6.2"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
4.7"
IPS
IPS
750x1334
8
MP
MP
1.2mp
1GB
RAM
RAM
Dual-core
1810
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21
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!
32 Advantages 
4 Advantages | 23 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum body, glass front |
| 16 million |
| PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus |
| BSI sensor |
| HDR photo/video on both cameras |
| Capacitive |
| Multitouch |
| +16 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 S21 | iPhone 6 (16GB) | |
| Change model | ||
| Model | Galaxy S21 | iPhone 6 (16GB) |
| Other model names | Galaxy S21 5G SM-G991B/DS | iPhone 6 A1549 CDMA, A1586 TD-LTE |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Samsung | Apple |
| Release date | 1/29/2021, Announced: 1/14/2021 | 9/19/2014, Announced: 9/9/2014 |
| Depth | 7.9 millimeters (0.31 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 71.2 x 151.7 millimeters (2.8 x 5.97 in) | 67 x 138.1 millimeters (2.64 x 5.44 in) |
| Weight | 169 grams (5.92 ounces) | 129 grams (4.52 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Display type | Dynamic AMOLED | TFT LED-Backlit IPS LCD |
| Screen size | 6.2" inches | 4.7" inches |
| Screen-to-body ratio | ~85.9% (screen-to-body ratio) | ~65.8% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 750x1334 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 424 PPI | 326 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Scratch-resistant glass |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1300nits[peak] HDR10+ Always-On Display | Not supported |
🤖 Operating System | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| System version | Android 11 | iOS 8.0 |
| Firmware update | Android 14 | iOS 12 |
| User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Chipset | 64bit: Samsung Exynos 2100 (5nm) | 64bit: Apple A8 (20nm) |
| CPU | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core) | Dual-core, 1 processor: 2x 1.4GHz Typhoon (Dual-core) |
| GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | PowerVR GX6450 Rogue (4-core) |
| Performance (benchmark) | feature not registered | Basemark X: 15841 |
💽 Memory and storage | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| RAM memory | 8GB LPDDR5 | 1GB LPDDR3 |
| Internal storage | 128GB (104GB available) UFS 3.1 | 16GB (12GB available) eMMC |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1920 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900, CDMA 800/1700/1900/2100 (A1549 CDMA/A1586) |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | A1549 CDMA model: CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 A1549 GSM model: UMTS 850/900/1700/1900/2100 A1586 model: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat24 () TD-LTE () VoLTE | LTE Cat4 A1549 CDMA/A1549 GSM model: LTE 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,13,17,18,19,20,25,26,28,29) A1586 model: LTE 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,13,17,18,19,20,25,26,28,29) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) |
| Primary 5G network | SA/NSA/Sub6 () | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat24 () TD-LTE () VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Back camera (main camera) | (triple camera) 12.2 megapixels 64MP telephoto f/2.029mm1/1.72"0.8µmPDAFOIS1.1x-optical-zoom3x-hybrid-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmSuper-Steady-video | 8 megapixels |
| Main camera resolution | 4032x3024 pixels | 3264x2448 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | Full HD (1920x1080) 60 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 29mm (lens) |
| Sensor size | 1/1.76" inches | 1/3" inches |
| Pixel size | 1.8µm pixel | 1.5µm pixel |
| Autofocus | PDAF: phase detection autofocus on both cameras | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical 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/video on both cameras |
| Camera extras | 4K@60fps 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Front camera (secondary) | 10 megapixels | 1.2 megapixels |
| Front camera resolution | 3872x2592 pixels | 1280x960 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 31mm (lens) |
| Sensor size | 1/3.24" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones | 2 microphones |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MPEG4, H.264, H.265, MOV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, AAC, eAAC, M4A |
🔌 Connectivity | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Proprietary TV-out |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 1810 mAh |
| Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | 14 hours |
| Standby | feature not registered | 250 hours (10.4 days) |
➕ Other features | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| 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: Phantom Gray, White, Violet, Pink • Samsung Pay (Visa, MasterCard) • Samsung DeX | • Colors: Space Gray, Silver, Gold • Oleophobic coating • Touch ID • Simultaneous HD video and image recording • FaceTime • Siri natural language • AirDrop file sharing • iCloud cloud service • NFC Apple Pay only (Visa, MasterCard, AMEX) • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy S21 | iPhone 6 (16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.18W/kg (head), 1.18W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.456W/kg (head), 1.509W/kg (body) | 0.98W/kg (head), 0.97W/kg (body) |