General
Launch Date
September 14, 2021
May 24, 2024
Availability
Not Available
Available Now
OS
iOS 15
Android 14
Custom UI
MIUI
OS Updates
7 Years
2 Years
Security Updates
7 Years
3 Years
Body
Dimensions
160.8 x 78.1 x 7.7 mm
168.4 x 76.3 x 8.3 mm
Thickness
7.7 mm
8.3 mm
Weight
240 g
193 g
Back Material
Gorilla Glass
Build Details
Stainless Steel Frame
Mineral Glass
IP Rating
IP68 (up to 6m for 30 min)
No
Display
Size
6.7 inches
6.71 inches
Type
Super Retina XDR OLED, HDR10
IPS LCD
Refresh Rate
120 Hz
90 Hz
Peak Brightness
1200 nits
500 nits
Resolution
1284 x 2778 pixels
720x1650 pixels
Pixel Density
458 ppi
268 ppi
Aspect Ratio
19.5:9
20.5:9
Screen to Body Ratio
87.4 %
82.9 %
Protection
Gorilla Glass
Gorilla Glass 3
Performance
Chipset
Apple A15 Bionic
Unisoc Unisoc T603
Process Size
5 nm
12 nm
CPU
Hexa-core
2x3.23 GHz Avalanche
4x1.82 GHz Blizzard
Octa core
1.8 GHz, Dual core, Cortex A75
1.6 GHz, Hexa Core, Cortex A55
GPU
Apple GPU (5-core graphics)
Mali-G57
RAM & Storage
6GB 128GB (NVMe)
6GB 256GB (NVMe)
6GB 512GB (NVMe)
6GB 1024GB (NVMe)
3GB 64GB (eMMC 5.1)
4GB 128GB (eMMC 5.1)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
No
Yes
Camera
Main Camera
12 MP
f/1.5, 26mm (wide), 1/1.7", 1.9µm, dual pixel PDAF, sensor-shift OIS

12 MP
f/2.8, 77mm (telephoto), PDAF, 1/3.4", 1.0µm, OIS, 3x optical zoom

12 MP
f/1.8, 13mm, 120˚ (ultrawide), 1/3.4", 1.0µm, PDAF
TOF 3D LiDAR scanner (depth)
8 MP
f/2.0, (wide)

0.08 MP
(auxiliary lens)
OIS
Yes
No
Features
Dual-LED dual-tone flash, HDR (photo/panorama), Digital Zoom, Auto Flash, Face detection, Touch to focus
LED flash, HDR, Digital Zoom
Video Recording
4K@24/30/60fps
1080p@30/60/120/240fps
1080p@30fps
Video Recording Features
Audio Zoom, Stereo recording, 10-bit HDR, Dolby Vision HDR (up to 60fps), ProRes, Cinematic mode (1080p@30fps)
Selfie Camera
12 MP
f/2.2, 23mm (wide), 1/3.6"
SL 3D, (depth/biometrics sensor)
5 MP
f/2.2, (wide)
Selfie Features
HDR
HDR
Selfie Video Recording
4K@24/25/30/60fps
1080p@30/60/120fps
1080p@30fps
Connectivity
SIM
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: eSIM
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
SIM 1 5G Bands
17 Bands

FDD: N1, N2, N3, N5, N7, N8, N20, N25, N28, N66
TDD: N38, N40, N41, N71, N77, N78, N79
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 4
Wi-Fi Details
802.11 b/g/n/ax 5GHz, MIMO
802.11 b/g/n
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
Lightning, USB 2.0
USB Type-C
Bluetooth
5.0
4.2
NFC
Yes
No
GPS
Yes with A-GPS, Glonass
Yes with Glonass
Infrared
Yes
Yes
UWB (Ultra Wideband)
Yes
No
Battery
Capacity
4352 mAh
5000 mAh
Type
Li-ion
Li-Polymer
Removable
No
No
Wired charging
20W
10W
Charging Speed
50% in 30 min
Wireless Charging
15W
No
Reverse Wireless Charging
No
No
Charger in the Box
No
Yes
Sound
Stereo Speakers
Yes
No
3.5mm Headphone Jack
No
Yes
FM Radio
No
Yes
Extra Features
Sensors
Face ID, accelerometer, gyro, proximity, compass, barometer
Fingerprint (side-mounted), accelerometer, compass
Others
Virtual proximity sensing
Colors and Pricing
Colors
Graphite, Gold, Silver, Sierra Blue, Alpine Green
Midnight Black, Moonlight White, Aurora Green
Price in India
₹6999
FAQs

In this comparison, the Apple iPhone 13 Pro Max with the Apple A15 Bionic (5nm) performs better than the Redmi A3x 4G with the Unisoc Unisoc T603 (12nm), thanks to its more efficient chipset.

The Apple iPhone 13 Pro Max offers 7 years of OS updates, while the Redmi A3x 4G provides 2 years. When it comes to security updates, Apple iPhone 13 Pro Max leads with 7 years of support.

Apple iPhone 13 Pro Max has a superior AMOLED display, while Redmi A3x 4G uses an LCD panel. Moreover, it offers a higher 120 Hz refresh rate for smoother scrolling. Apple iPhone 13 Pro Max also has a brighter display with 1200 nits, improving outdoor visibility. Notably, Apple iPhone 13 Pro Max has a higher resolution display, resulting in sharper visuals.

Redmi A3x 4G has a larger 5000 mAh battery for longer usage. Apple iPhone 13 Pro Max supports faster wired charging at 20W. Apple iPhone 13 Pro Max supports wireless charging at 15W, while Redmi A3x 4G lacks this feature.

Apple iPhone 13 Pro Max has an IP68 rating, while Redmi A3x 4G lacks official water and dust resistance.