Three phones with screens 5.5 and 5.7 inches, the phone slightly different amounts of RAM, but the overall phone positioned as a device with a good camera, and powerful processors.
For technical parameters phones are similar, differences in applicable CPU, camera and design.
Samsung Galaxy Note 5
Apple iPhone 6s Plus
Sony Xperia Z5 Premium
OS
Android 5.1 Lollipop iOS 9 Android 5.1 Lollipop
Screen
5,7″, 2560×1440, IPS, 515 ppi 5,5″, 1920×1080, IPS, 401 ppi 5,5″, 3840×2160, IPS, 806 ppi
Processor
Exynos 7420 2,1 ГГц (8 core, 4x Cortex-A53 + 4x Cortex-A57) Apple A9 1,8 ГГц (2 core, Twister) Qualcomm Snapdragon 810 MSM8994 2,0 ГГц (8 core, 4x Cortex-A53 + 4x Cortex-A57)
Graphics
Mali-T760 MP8
PowerVR GT7600
Adreno 430
RAM 4 GB 2 GB
3 GB
Memory
64 GB 64 GB 32 GB, MicroSD
Network
4G (LTE Cat.9), 3G, Wi-Fi 802.11 (IEEE 802.11 b/g/n/ac), Bluetooth 4.2, GPS, GLONASS 4G (LTE Cat.6), 3G, Wi-Fi (IEEE 802.11 b/g/n/ac), Bluetooth 4.0, GPS, GLONASS 4G (LTE Cat.6), 3G, Wi-Fi (IEEE 802.11 b/g/n/ac), Bluetooth 4.1, GPS, GLONASS, NFC Camera Camera rresolution (rear)16 Мp, video 3840×2160, Camera rresolution (front) 5Mp Camera rresolution (rear)12 Мp, video 3840×2160, Camera rresolution (front) 5Mp Camera rresolution (rear) 23 Мp, video 3840×2160, Camera rresolution (front) 5,1Mp Battery nonremovable, 3000 mAh nonremovable, 2750 mAh
nonremovable, 3430 mAh
Size
6.03″ x 3.0″ x 0.3″
6.23inches (158.2 mm) x 3.07 inches (77.9 mm) x 0.29 inch (7.3 mm) 154.4 x 76.0 x 7.8 mm
Weight
6.03 6.77 ounces (192 grams)
181 grams