Side by side comparison and review of Apple iPhone 6s Plus and Samsung Galaxy A51 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Product Type | Smartphone - refurbished | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | A1687 | SM-A516B/DS | |
| Form Factor | Touch | Touch | |
| Height | 158.2 mm | 158.9 mm | Samsung Galaxy A51 5G has greater height than Apple iPhone 6s Plus. |
| Width | 77.9 mm | 73.6 mm | Apple iPhone 6s Plus has greater width than Samsung Galaxy A51 5G. |
| Depth | 7.3 mm | 8.7 mm | Apple iPhone 6s Plus is narrower than Apple iPhone 6s Plus. |
| Weight | 192 g | 187 g | Samsung Galaxy A51 5G is lighter than Apple iPhone 6s Plus. |
| Body Colour | Space grey | Gold | Silver | Rose gold | Prism cube black | Prism cube white | |
| Body Material | Stainless steel, glass, anodised aluminium | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.98 W/kg (body), 0.93 W/kg (head) | 1.555 W/kg (body), 0.496 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Lightning |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Retina HD display with IPS technology | Infinity-O Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.5" | Samsung Galaxy A51 5G has larger screen size than Apple iPhone 6s Plus. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2400 x 1080 pixels | Samsung Galaxy A51 5G has better screen resolution than Apple iPhone 6s Plus. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | - | |
| Max Brightness | 500 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1300:1 | - | |
| Display Features | Dual-domain pixels, Display Zoom, Reachability (screen shifting) | Edge-to-Edge screen | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating | - |
| PROCESSOR | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Processor Type (CPU) | Apple A9 | - | |
|---|---|---|---|
| Clock Speed | - | 2.2 GHz | |
| Processor Core Qty | - | 8-core | |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| MEMORY | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| RAM | - | 6 GB | |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Samsung Galaxy A51 5G has more internal memory than Apple iPhone 6s Plus. |
| User Memory | - | 105.3 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 1 TB |
| CAMERA | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Samsung Galaxy A51 5G has better camera resolution than Apple iPhone 6s Plus. |
| Sensor Type | BSI | - | |
| Lens Aperture | F/2.2 | F/2.0 | Samsung Galaxy A51 5G has better lens aperture than Apple iPhone 6s Plus. |
| Lens Construction | 5-element | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Apple iPhone 6s Plus has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 3x | 8x | Samsung Galaxy A51 5G has better digital zoom than Apple iPhone 6s Plus. |
| Special Effects | Auto HDR | Bokeh effect | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, Time-lapse mode, Timer mode | Slow motion video | |
| Face Recognition (Face ID) | Face detection | - | Apple iPhone 6s Plus has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps | |
| Camera Features (Functions) | Sapphire crystal lens cover, Cinematic video stabilisation, Focus Pixels, Cinematic video stabilisation, Live Photo, Playback zoom, Hybrid IR filter, Exposure control, noise reduction, geotagging | Live Focus, background blur |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 123 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.2 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | Samsung Galaxy A51 5G has better front camera resolution than Apple iPhone 6s Plus. |
| Sensor Type (Front) | BSI | - | |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Focus Adjustment | - | Focus free | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Burst mode, Timer mode | - | |
| Face Recognition (Face ID) | Face detection | - | Apple iPhone 6s Plus has face detection. |
| Light Source (Front) | Retina Flash | - | |
| Video Resolutions (Front) | 1280 x 720 (720p) | - | |
| Camera Features (Front) | FaceTime HD camera, Exposure control | - |
| BATTERY AND CHARGING | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Battery Capacity (Battery Size) | - | 4500 mAh | |
|---|---|---|---|
| Standby Time | 384 hours | - | |
| Talk Time | 1440 minutes | 1380 minutes | Apple iPhone 6s Plus has longer battery life when making calls than Samsung Galaxy A51 5G. |
| Run Time Details | Talk (3G): up to 1440 min Standby: up to 384 hrs Active online usage (3G): up to 12 hrs Active online usage (LTE): up to 12 hrs Active online usage (Wi-Fi): up to 12 hrs Playback (video): up to 14 hrs Playback (audio): up to 80 hrs |
Talk (4G): up to 1380 min Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 19 hrs Playback (audio): up to 86 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Samsung Galaxy A51 5G has more advanced generation mobile network. |
| Operating System | iOS 9 | - | |
| Intelligent Assistant | Siri | Bixby | |
| Payment Technology | Apple Pay | - | |
| Navigation | A-GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 1900 CDMA2000 1X, 1700 CDMA2000 1X (AWS), 2100 CDMA2000 1X (AWS) | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N41, n78 | |
| 5G NR Frequency | - | TDD TD 2500, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+ | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Supported Digital Audio Standards | WAV, AAC, AIFF, PCM, Audible, MP3, Apple Lossless, AAC-LC, HE-AAC, Audible AAX, Audible AAX+, protected AAC | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MOV, M-JPEG, MPEG-4, H.264, M4V | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, 3-axis gyro sensor, digital compass, barometer | Accelerometer, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | Multitasking, FaceTime, AirPlay wireless streaming, AirPrint wireless printing, iCloud Photo Sharing, AirDrop function, MIMO technology, Wi-Fi Calling, iBeacon microlocation, CarPlay function, Family Sharing feature, QuickType keyboard, Dynamic Lock Screen, iCloud Keychain, Spotlight Search, Notification Center, M9 motion coprocessor, Apple TV support (2nd or later) | Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing |
| OTHERS | Apple iPhone 6s Plus | Samsung Galaxy A51 5G |
|---|
| Included Accessories | USB cable, power adapter, Apple EarPods | Power adapter | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | - | |
| Max Operating Temperature | 35 °C | - | |
| Min Operating Temperature | 0 °C | - | |
| Humidity Range Operating | 5 - 95% (non-condensing) | - |
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