Should I go for an iPhone 7, iPhone 8 or iPhone X?

if you willing to by iphone. i would suggest you to go with iphone 7

why should not go with iphone 8 or iphone 8+ or x

lets compare iphone 7 with 8

Here’s what you need to know

Design same but

look at the face iphone 7 and 8
not able to be identified as different or distinct.
display appeare unaltered and the iphone 7 has more colour option (silver, gray, gold, rose gold and jet black Vs silver, gray and gold)

iPhone 8 – 138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in) and 148g (5.22 oz)
iPhone 7 – 138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in) and 138g (4.87 oz)

yes iphone 8 is bit larger and 7% heavier then iphone 7. whats the reason?
controversial change, back of iphone 8 is glass not aluminium.

stereo speakers 25% boost in volume compare to iphone 7

Displays
Iphone 8 4.7 Retina HD Display
Iphone 7 4.7 Retina HD Display

iPhone 8 and iPhone 7 – 4.7-inch LED-backlit IPS LCD, 1334 x 750 pixels (326 ppi), 65.6% screen-to-body ratio

Performance

iphone 8 is 25 % faster than iphone 7 A11 ‘Bionic’ chipset: Six Core CPU, Six Core GPU, M11 motion coprocessor

Cameras same again

Iphone 8

Apple promises major photographic and video improvements from the iPhone 8
Due to its apple designed ( ISP)

Should I go for an iPhone 7, iPhone 8 or iPhone X?

Primary Camera12MP
:f/1.8 Aperture, Optical Image Stabilization, Six Element Lens, Panorama (Upto 63MP), Sapphire Crystal Lens Cover, Backside Illumination Sensor, Hybrid IR Filter, Autofocus with Focus Pixels, Tap to Focus with Focus Pixels, Live Photos with Stabilization, Wide Color Capture for Photos and Live Photos, Improved Local Tone Mapping, Body and Face Detection, Exposure Control, Noise Reduction, Auto HDR for Photos, Auto Image Stabilization, Burst Mode, Timer Mode, Photo Geotagging, Image Formats Captured: HEIF And JPEG

Iphone 7 :

Primary Camera12MP
f/1.8 Aperture, Optical Image Stabilization, Six Element Lens, Panorama (Upto 63 MP), Sapphire Crystal Lens Cover, Backside Illumination Sensor, Hybrid IR Filter, Autofocus with Focus Pixels, Tap to Focus with Focus Pixels, Live Photos with Stabilization, Wide Color Capture for Photos and Live Photos, Improved Local Tone Mapping, Body and Face Detection, Exposure Control, Noise Reduction, Auto HDR for Photos, Auto Image Stabilization, Burst Mode, Timer Mode, Photo Geotagging, Time Lapse Video with Stabilization, Cinematic Video Stabilization (1080p and 720p), Continuous Auto Focus Video, Take 8 MP Still Photos While Recording 4K Video, Playback Zoom, Video Geotagging

Battery

iphone 8 Lasts about the same as iPhone 7 , iPhone 8 does run out of juice, it will charge more quickly compared to iphone 7
Apple has finally added wired quick charging and followed this up with Qi-compatible wireless charging.

Storage and price
iPhone 8 – 64GB ,(₹64,000) 256GB ,₹77,000
iPhone 7 – 32GB,(₹39,999) 128GB ,(₹49,999) 256GB,(₹66,990)

PROS:
-Great performance
-GPU can handle any graphic intensive games
-Water resistance
-Great reliability
-Increased storage space
-One of the best camera out in the market
-Better audio quality
-Better battery life
-It does not explode (like the NOTE 7)
””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””’
CONS:
-No headphone jack
-Not much has changed in the design
-Android rivals cheaper [one plus 3,nexus 6p etc] ””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””””’
SPECIFICATIONS:
-CAMERA: 12MP primary camera with optical image stabilisation, Quad-LED True Tone flash and Live Photos, 4K video recording at 30 fps and slow-motion video recording in 1080p at 120 fps, 7MP front facing FaceTime HD camera with Retina Flash

-DISPLAY: 4.7-inch (diagonal) Retina HD 3D Touch capacitive touchscreen display and home button with 1334×750 resolution and wide colour, Splash, water and dust resistant

-OS: iOS 10 and iCloud operating system

-PROCESSOR: A10 Fusion chip with integrated M10 motion coprocessor,

-RAM: 2GB RAM,

-STORAGE: 32GB internal memory

-BATTERY: Non-removable Li-Ion 1960 mAh battery (7.45 Wh) providing talktime up to 14 hours on 3G network