Apple iPhone 18 Pro Max vs Xiaomi Redmi K20 Pro Signature Edition

Here you can compare Apple iPhone 18 Pro Max and Xiaomi Redmi K20 Pro Signature Edition. Comparing Apple iPhone 18 Pro Max vs Xiaomi Redmi K20 Pro Signature Edition on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Apple iPhone 18 Pro Max stands against Xiaomi Redmi K20 Pro Signature Edition and which one should you buy The current lowest price found for Apple iPhone 18 Pro Max is ₹1,79,900 and for Xiaomi Redmi K20 Pro Signature Edition is ₹4,80,000. The details of both of these products were last updated on Oct 09, 2026.

Specification	Apple iPhone 18 Pro Max	Xiaomi Redmi K20 Pro Signature Edition
Display	6.9 inches, 1320 x 2868 pixels, 120 Hz	6.39 inches, 1080 x 2340 pixels
Rear Camera	48 MP ƒ/1.48-4 (Wide Angle) Fusion Main With Variable Aperture (Ƒ/1.48, Ƒ/1.8, Ƒ/2.8, Ƒ/4.0): 24 Mm, Second-generation Sensor-shift Optical Image Stabilisation, 100% Focus Pixels, Super-high-resolution Photos (24mp And 48mp) Also Enables 12mp Optical-quality 2x Telephoto: 48 Mm, Second‑generation Sensor‑shift Optical Image Stabilisation, 100% Focus Pixels 48 MP ƒ/2.8 (Telephoto) 48mp Fusion Telephoto: 100 Mm (4x), Ƒ/2.8 Aperture, Hybrid Focus Pixels, 3d Sensor‑shift Optical Image Stabilisation And Autofocus, Tetraprism Design, Super-high-resolution Photos (24mp And 48mp), Also Enables 12mp Optical-quality 8x Telephoto: 200 Mm, Ƒ/2.8 Aperture, Hybrid Focus Pixels, 3d Sensor‑shift Optical Image Stabilisation And Autofocus, Tetraprism Design 48 MP ƒ/2.2 (Ultra Wide) f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 0.7µm, PDAF	48 MP ƒ/1.75 (Main) 13 MP ƒ/2.4 (Ultra Wide) 8 MP ƒ/2.4 (Telephoto)
RAM	12 GB	8 GB
Battery	5391 mAh, Li-ion Battery	4000 mAh, Li-ion Battery
Internal Memory	256 GB	256 GB
Price	₹1,79,900	₹4,80,000

Apple iPhone 18 Pro Max₹1,79,900

# 1

Xiaomi Redmi K20 Pro Signature Edition₹4,80,000

# 2

Add Product

Apple iPhone 18 Pro Max₹1,79,900

# 1

Xiaomi Redmi K20 Pro Signature Edition₹4,80,000

# 2

Add Product

Add Another Product

Like
Comment
Share

Overview

Specs Score	86 / 100 Better Specs	68 / 100
Display Size	6.9 in Bigger Display	6.39 in
Display Resolution	1320 x 2868 pixels Better Resolution	1080 x 2340 pixels
RAM	12 GB More RAM	8 GB
CPU Clock Speed	4.93 GHz Faster Clock Speed	2.8 GHz
CPU Cores	Hexa Core	Octa Core More CPU Cores
Weight	249 g	191 g Lighter
Battery	5391 mAh Bigger Battery	4000 mAh
Unique Features	No 5G No No Water Resistant Wireless Charging	Fingerprint Sensor No 3.5mm Audio Jack FM Radio No No

General

Model	iPhone 18 Pro Max	Redmi K20 Pro Signature Edition
Sim Type	Dual Sim, GSM+GSM	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	eSIM+Nano SIM	Nano+Nano SIM
eSIM Support	Yes
Device Type	Smartphone	Smartphone
Release Date	September 09, 2026	July 17, 2019
In The Box	iPhone with iOS 27 USB‑C Charge Cable (1 m)

Design

Dimensions	78 x 163.4 x 8.75 mm	74.3 x 156.7 x 8.8 mm
Weight	249 g	191 g
Colors	Black, Silver, Glacier, Burgundy

Display

Type	Color OLED Screen (1B Colors)	Color Horizon AMOLED (16M Colors)
Touch	Yes	Yes
Size	6.9 inches, 1320 x 2868 pixels, 120 Hz	6.39 inches, 1080 x 2340 pixels
Aspect Ratio	19.5:9	19.5:9
PPI	~ 460 PPI	~ 403 PPI
Screen to Body Ratio	~ 90.7%	~ 91.9%
Glass Type	Ceramic Shield 2
Brightness	1000 Nits Max Brightness (Typical); 1,600 Nits Peak Brightness (Hdr); 3,000 Nits Peak Brightness (Outdoor); 1 Nit Minimum Brightness
HDR Support	Yes
Adaptive Refresh Rate	Yes
Color Gamut	Wide Colour (P3)
Features	Dynamic Island, Always-on Display, Promotion Technology With Adaptive Refresh Rates Up To 120hz, Hdr Display, True Tone, Wide Colour (P3), Haptic Touch, 20,00,000:1 Contrast Ratio (Typical), Fingerprint-resistant Oleophobic Coating, Anti-reflective Coating, Support For Display Of Multiple Languages And Characters Simultaneously	Corning Gorilla Glass 5, Always On Display, Dark Mode, Reading Mode 2.0
Notch	Yes, Dynamic Island	No

Memory

RAM	12 GB	8 GB
Storage	256 GB	256 GB
Card Slot	No	No

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes
5G Bands	FDD-5G NR (Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n30, n38, n40, n41, n48, n53, n66, n70, n75, n77, n78, n79) TDD-5G NR (Bands n38, n40, n41, n48, n53, n77, n78, n79)
VoLTE	Yes	Yes
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version	Wi‑Fi 7 (802.11be) with 2x2 MIMO
Ultra Wideband (UWB) Support	Yes
Bluetooth	Yes, v6.0	Yes, v5.0
USB	Yes, USB-C v3.2	Yes, USB-C
USB Features	USB Tethering, USB on-the-go, USB Charging, USB Storage	USB on-the-go, USB Charging

Performance

Geekbench Score

12,677 (Multi Core) (v6)
4,719 (Single Core)

Extra

GPS	Precision dual-frequency GPS (GPS, GLONASS, Galileo, QZSS, BeiDou and NavIC) Digital compass Wi-Fi Cellular iBeacon micro-location	Dual Frequency GPS
Fingerprint Sensor	No	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Face ID, Lidar Scanner, Barometer, High-dynamic-range Gyro, High-g Accelerometer, Proximity Sensor, Dual Ambient Light Sensors	Light sensor, Proximity sensor, Accelerometer
3.5mm Headphone Jack	No	Yes, Hi-Res Audio
NFC	Yes	Yes
Cooling System	VC Cooling
AI Features	Apple Intelligence
Water Resistance	Yes, 6 m upto 30 min
Splash Resistant		Yes
IP Rating	IP68
Dust Resistant	Yes
Extra Features	Apple N1 Wireless Networking Chip, Apple Second-generation Ultra Wideband Chip, Siri With Expressive Voices, Aluminium Unibody Design Ceramic Shield 2 Front Ceramic Shield Back, Emergency Sos Crash Detection, Apple C2 Cellular Modem, Thread Networking Technology, Action Button	Gold and Diamond

Camera

Rear Camera	48 MP ƒ/1.48-4 (Wide Angle) Fusion Main With Variable Aperture (Ƒ/1.48, Ƒ/1.8, Ƒ/2.8, Ƒ/4.0): 24 Mm, Second-generation Sensor-shift Optical Image Stabilisation, 100% Focus Pixels, Super-high-resolution Photos (24mp And 48mp) Also Enables 12mp Optical-quality 2x Telephoto: 48 Mm, Second‑generation Sensor‑shift Optical Image Stabilisation, 100% Focus Pixels 48 MP ƒ/2.8 (Telephoto) 48mp Fusion Telephoto: 100 Mm (4x), Ƒ/2.8 Aperture, Hybrid Focus Pixels, 3d Sensor‑shift Optical Image Stabilisation And Autofocus, Tetraprism Design, Super-high-resolution Photos (24mp And 48mp), Also Enables 12mp Optical-quality 8x Telephoto: 200 Mm, Ƒ/2.8 Aperture, Hybrid Focus Pixels, 3d Sensor‑shift Optical Image Stabilisation And Autofocus, Tetraprism Design 48 MP ƒ/2.2 (Ultra Wide) f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 0.7µm, PDAF	48 MP ƒ/1.75 (Main) 13 MP ƒ/2.4 (Ultra Wide) 8 MP ƒ/2.4 (Telephoto)
OIS	Yes
Auto Focus	Yes, Phase Detection autofocus	Yes, Lase AutoFocus
Features	8x Optical‑quality Zoom In, 2x Optical Zoom Out; 16x Optical‑quality Zoom Range, Digital Zoom Up To 40x, Customisable Default Lens (Fusion Main), Pro Controls For Lens Aperture, Shutter Speed, White Balance And Viewing Histogram, Apple Reference Image (Fusion Main), Sapphire Crystal Lens Cover, Adaptive True Tone Flash, Photonic Engine, Deep Fusion, Smart Hdr, Next-generation Portraits With Focus And Depth Control, Portrait Lighting With Six Effects, Night Mode, Panorama (Up To 63mp), Photographic Styles, Smart Focus Tracking, Spatial Photos, 48mp Macro Photography, Proraw, Wide Colour Capture For Photos And Live Photos, Lens Correction (Fusion Ultra Wide), Advanced Red-eye Correction, Auto Image Stabilisation, Burst Mode, Photo Geotagging, Image Formats Captured: HEIF, JPEG And Dng, Video Recording: 4k Dolby Vision Video Recording At 24 Fps, 25 Fps, 30 Fps, 60 Fps, 100 Fps (Fusion Main), Or 120 Fps (Fusion Main), 1080p Dolby Vision Video Recording At 25 Fps, 30 Fps, 60 Fps Or 120 Fps (Fusion Main), 720p Dolby Vision Video Recording At 30 Fps, Cinematic Mode Up To 4k Dolby Vision At 60 Fps, Cinematic Mode Effects From Video, Pro Controls For Lens Aperture, Shutter Speed, White Balance And Viewing Histogram, Smart Focus Tracking, Improved Low-light Video At 1080p, Action Mode Up To 2.8k Dolby Vision At 60 Fps, Spatial Video Recording At 1080p At 30 Fps, Prores Video Recording Up To 4k At 120 Fps With External Recording, Prores Raw, Academy Color Encoding System, Apple Log, Genlock Support, Macro Video Recording, Including Slow Motion And Time Lapse, Slow‑motion Video Support For 1080p Up To 240 Fps And 4k Dolby Vision Up To 120 Fps (Fusion Main), Dual Capture Up To 4k Dolby Vision At 30 Fps, Time‑lapse Video With Stabilisation Up To 4k Dolby Vision, Night Mode Time‑lapse, Quicktake Video Up To 4k Dolby Vision At 60 Fps, Second‑generation Sensor‑shift Optical Image Stabilisation For Video (Fusion Main), 3d Sensor‑shift Optical Image Stabilisation And Autofocus For Video (Fusion Telephoto), Digital Zoom Up To 24x, Audio Zoom, True Tone Flash, Cinematic Video Stabilisation (4k, 1080p And 720p), Continuous Autofocus Video, Take 8mp Still Photos While Recording 4k Video, Playback Zoom, Video Formats Recorded: Hevc, H.264, Prores And Prores Raw, Spatial Audio And Stereo Recording, Four Studio‑quality Mics, Wind Noise Reduction, Audio Mix	HDR, Panorama, Digital Zoom, Auto Flash, Face detection, Slow Motion, Google Lens
Video Recording	4K @ 120 fps UHD, 1080p	4K @ 60 fps UHD
Flash	Yes, Dual LED	Yes, Dual LED
Front Camera	18 MP ƒ/1.9 (Ultra Wide) 18mp Center Stage Camera Ƒ/1.9 Aperture Autofocus With Focus Pixels Autofocus, Retina Flash	20 MP ƒ/2 Front Camera Popup
Front Video Recording	4K, 1080p	1080p @ 30 fps FHD
Front Camera Features	Retina Flash, Tap To Zoom And Rotate, Centre Stage For Photos, Ultra-stabilised Video, Dual Capture, Centre Stage For Video Calls, Pro Controls For Shutter Speed, White Balance And Viewing Histogram, Photonic Engine, Deep Fusion, Smart Hdr, Next-generation Portraits With Focus And Depth Control, Portrait Lighting With Six Effects, Animoji And Memoji, Night Mode, Photographic Styles, Smart Focus Tracking, Improved Low‑light Video At 1080p, Proraw, Wide Colour Capture For Photos And Live Photos, Lens Correction, Auto Image Stabilisation, Burst Mode, 4k Dolby Vision Video Recording At 24 Fps, 25 Fps, 30 Fps Or 60 Fps, 1080p Dolby Vision Video Recording At 25 Fps, 30 Fps Or 60 Fps, Cinematic Mode Up To 4k Dolby Vision At 30 Fps Cinematic Mode Effects From Video, Prores Video Recording Up To 4k At 60 Fps With External Recording, Prores Raw, Academy Color Encoding System, Apple Log, Slow-motion Video Support For 1080p At 120 Fps, Time‑lapse Video With Stabilisation Up To 4k Dolby Vision, Night Mode Time-lapse, Quicktake Video Up To 4k At 60 Fps In Dolby Vision, Cinematic Video Stabilisation (4k, 1080p And 720p), Spatial Audio And Stereo Recording, Wind Noise Reduction, Audio Mix

Technical

OS	iOS v27	Android v9.0 (Pie)
Chipset	Apple A20 Pro	Qualcomm Snapdragon 855
CPU	4.93 GHz, Hexa Core Processor	2.8 GHz, Octa Core Processor
Core Details	2 Super Cores And 4 Efficiency Cores	1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485
Fabrication Node	2nm
GPU	7‑core GPU	Adreno 640
NPU	Dual 16‑core Neural Engine
Java	No	No
Browser	Yes	Yes, supports HTML5

Multimedia

Email	Yes	Yes
Music	AAC, APAC, MP3, Apple Lossless, FLAC, Dolby Digital, Dolby Digital Plus and Dolby Atmos Spatial Audio playback User‑configurable maximum volume limit	Yes
Video	Supported formats include HEVC, H.264, AV1 and ProRes HDR with Dolby Vision, HDR10+/HDR10 and HLG Up to 4K HDR AirPlay for mirroring, photos and video out to Apple TV (2nd generation or later) or AirPlay‑enabled smart TV	Yes
FM Radio	No	Yes
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	5391 mAh, Li-ion Battery	4000 mAh, Li-ion Battery
Fast Charging	Yes	Yes, 27W Sonic Charge
Wireless Charging	Yes, Magsafe Wireless Charging Up To 25w, Qi2 Wireless Charging Up To 25w
Video Playback Time	43 hours

Discuss

Be the first to leave a comment.

Related News

Vivo X500 Pro Max vs. Apple iPhone 18 Pro Max: Two Different Takes on “Pro Max” Phones, Powered by 2nm Chips

We’re nearing the end of Techtember, and plenty of new flagships are worth talking about. While Apple released its iPhone 18 Pro lineup early this month, Chinese smartphone makers have responded with their ow…

The iPhone 18 Pro Max’s Rumoured Camera Upgrade Could Fix Apple’s Biggest Photo Problem

Apple rarely rushes to add hardware features that Android phones have had for years. With the iPhone 18 Pro Max, though, Apple looks ready to borrow a feature from Samsung and Xiaomi. This time, Apple seems s…

iPhone 18 Pro Problems Apple and Its Influencers Aren’t Talking About

Apple launched the iPhone 18 Pro earlier this month, and the hype machine kicked in right away. Influencers, actors, and singers flooded Instagram with glossy posts about the new phone. But that’s only half t…

Lumio Arc 7 (2026) Holds The ₹34,999 Price While Brightness Jumps 25 Percentage

Lumio is back with a refreshed version of its Arc 7 projector. In my view, the changes address the weak spots first-gen buyers reported: daylight brightness, storage, and software. The number I was most conce…