Bottom line: Which one is better?
In this review of iPhone XR vs iPhone 6s, Apple iPhone XR is better as it has newer Bluetooth version, powerful battery capacity, better video recording quality, 2 more megapixels (front camera), 32GB more internal memory, higher screen resolution, bigger screen size, has 1GB more RAM memory, fast CPU speed and faster GPU speed.
DESIGN
Thickness; iPhone 6s 32GB is 7.1mm whereas iPhone XR is 8.3mm
Width; iPhone 6s 32GB is 67.1mm while iPhone XR is 75.7mm
Weight; iPhone 6s 32GB is 143g while iPhone XR is 194g
Height; iPhone 6s 32GB is 138.3mm whereas iPhone XR is 150.9mm
DISPLAY
Display type; iPhone 6s 32GB has IPS LCD while iPhone XR has LCD
Pixel density; iPhone 6s 32GB has 326ppi while iPhone XR hss 324ppi
Screen protection; both phones have screen protection
Screen size; iPhone 6s 32GB is 4.7” whereas iPhone XR is 6.1”
Screen resolution; iPhone 6s 32GB has 750 x 1334px whereas iPhone XR has 828 x 1792px
Touch screen; iPhone 6s 32GB has 3D touch touchscreen, multi-touch whereas iPhone XR has multi-touch.
HARDWARE & PERFORMANCE
Chipset; iPhone 6s 32GB has Apple A9 AAPL0898 while iPhone XR has Apple A12 bionic
GPU; iPhone 6s 32GB has PowerVR GT7600 whereas iPhone XR has Apple GPU (four-core graphics)
CPU; iPhone 6s 32GB has Dual-core, 1.84GHz while iPhone XR has Hexa-core (2.49GHz, Dual-core, Vortex + 1.52GHz, Quad-core, Tempest)
Coprocessor; iPhone 6s 32GB has M9 Motion while iPhone XR has M12
Architecture; both phones have 64 bit
RAM; iPhone 6s 32GB has 2GB whereas iPhone XR has 3GB
Internal memory; iPhone 6s 32GB has 32GB while iPhone XR has 64GB
CAMERA
Main camera; each phone has `12MP
Features; iPhone 6s 32GB has digital zoom, auto flash, digital image stabilization, face detection, simultaneous HD video and image recording, smile detection and touch to focus. IPhone XR has 5 x digital zoom, auto flash, face detection and touch to focus.
Image resolution; iPhone 6s 32GB has 4608 x 2595px while iPhone XR has 4000 x 3000px
Sensor; the two phones have BSI
Autofocus; iPhone 6s 32GB has phase detection autofocus
Shooting modes; iPhone 6s 32GB has HDR and burst while iPhone XR has continuous shooting, HDR and burst.
Resolution (front camera); iPhone 6s 32GB has 5MP whereas iPhone XR has 7MP.
Physical aperture; both phones have F2.2
Optical image stabilization; iPhone XR has this feature
Flash; iPhone XR has retina
Video recording; iPhone 6s 32GB has 1280×720 @ 30fps whereas iPhone XR has 1920×1080 @ 30fps.
AUDIO
Loudspeaker; the two phones have loudspeakers.
Audio; iPhone 6s 32GB has 3.5mm audio jack whereas iPhone XR has lighting
BATTERY
Capacity; iPhone 6s 32GB has 1715mAh whereas iPhone XR has 2942mAh
CONNECTIVITY & FEATURES
Wi-Fi; iPhone 6s 32GB has 802.11,a/ac/b/g/n/n 5GHz Mobile Hotspot whereas iPhone XR has 802.11, a/ac/b/g/n/n 5GHz, MIMO Mobile Hotspot.
Bluetooth; iPhone 6s 32GB has v4.2 while iPhone XR has v5.0
Volte; both phones have volte
USB connectivity; both phones have USB 2.0
NFC; the two phones have NFC.
GPS: the two phones have GPS with A-GPS, Glonass.
Sensors; the two phones have light, proximity, accelerometer, barometer, Compass and gyro
Fingerprint sensor; iPhone 6s 32GB has a fingerprint sensor.
Apple iPhone XR is a better smartphone in this review as it has great and amazing features than iPhone 6s 32GB.

