Siemens CX75 vs Apple iPhone 15 Pro Max Specs Comparison

Display

Size
	6.7-inch
Resolution
176 x 132 px	2796 x 1290 px, 19.5:9 ratio, 460 PPI
Technology
TFT	OLED
Refresh rate
	Variable 1-120Hz
Screen-to-body
	89.75 %
Colors
262 144
Peak brightness
	2000 cd/m2 (nit)
Features
	Super Retina XDR, HDR support, Oleophobic coating, Scratch-resistant glass (Ceramic Shield), Ambient light sensor, Proximity sensor

Hardware

System chip
	A17 Pro (3 nm)
Processor
	Hexa-core, 2x 3.78GHz + 4x 2.11GHz
GPU
	Apple GPU 6-core
RAM
	8GB (LPDDR5)
Internal storage
0.014GB	256GB, not expandable
Storage expansion
RS-MMC
OS
	iOS (18.x, 17.x)
Device type
	Smartphone

Battery

Capacity
750 mAh	4422 mAh
Type
Li - Ion, User replaceable	Li - Ion, Not user replaceable
Charging
	Fast charging, Qi2 wireless charging, MagSafe wireless charging
Max charge speed
	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

7h 26min

Browsing

19h 20min

Video

9h 45min

Gaming

9h 36min

Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Single camera	Triple camera
Main camera
1.3 MP	48 MP (Sensor-shift OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.28" Pixel size: 2.44 μm
Second camera
	12 MP (Telephoto, Sensor-shift OIS, PDAF) Specifications: Optical zoom: 5.0x Aperture size: F2.8 Focal Length: 120 mm Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
	12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.4 μm
Flash
	Dual LED
Video recording
Yes	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps) Features: OIS, HDR, 10-bit HDR, Dolby Vision HDR, ProRes, Cinematic mode
Front
	12 MP (Time-of-Flight (ToF), Autofocus, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

154

Overall

157

Photo

152

Video

Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Design

Dimensions
4.33 x 1.88 x 0.74 inches (110 x 47.7 x 18.9 mm)	6.30 x 3.02 x 0.32 inches (159.9 x 76.7 x 8.25 mm) thickness with camera 0.48 inches (12.28 mm)
Weight
3.46 oz(98.0 g)	7.80 oz(221.0 g)
Materials
	Back: Glass Frame: Titanium
Resistance
	Water, Dust; IP68
Biometrics
	3D Face unlock
Keys
	Left: Volume control, Other; Right: Lock/Unlock key
Colors
	Black Titanium, White Titanium, Blue Titanium, Natural Titanium

Cellular

5G
	Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n77, n78, n79, n258, n260, n261, SA, NSA, mmWave
4G (FDD)
	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD)
	Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
3G
	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
	eSIM
HD Voice
	Yes
VoLTE
	Yes

Multimedia

Headphones
	No 3.5mm jack
Speakers
	Earpiece, Multiple speakers
Features
	Dolby Atmos
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Connectivity & Features

Bluetooth
	5.3
Wi-Fi
	802.11 a,b,g,n,ac,ax(Wi-Fi 6),Wi-Fi 6E Wi-Fi Direct, Hotspot
USB
Yes	Type-C (reversible), USB 3.2, Features: Charging
Hearing aid compatible
	M3/T4
Location
	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning, Emergency SOS via satellite (SMS sending/receiving)
Sensors
	Accelerometer, Gyroscope, Compass, Barometer
Other
Computer sync, Infrared, SyncML	NFC, Ultra Wideband (UWB)

Regulatory Approval

FCC approval
Date approved: Jun 10, 2005 FCC ID value: PWX-CX75	Date approved: Sep 12, 2023 FCC ID value: BCG-E8439A
Measured SAR
Head: 0.78 W/kg Measured in: 1900 MHz Body: 0.18 W/kg Measured in: 1900 MHz	Head: 0.95 W/kg Body: 0.95 W/kg Simultaneous Transmission: 0.95 W/kg

Buyers information

MSRP
	$ 1199 / € 1449
In The Box
	USB Type-C, Paperwork

Availability

Officially announced
Mar 09, 2005	Sep 12, 2023

Alternative variants

With 512GB internal storage

Internal storage	512GB
MSRP	$ 1399

With 1TB internal storage

Internal storage	1024GB
MSRP	$ 1599

International

5G	Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n75, n77, n78, n79, SA, NSA, Sub-6
4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 21(1500 Upper), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD)	Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)

Links

Full specifications
Siemens CX75 Specs	Apple iPhone 15 Pro Max Specs
PhoneArena Review
	Apple iPhone 15 Pro Max Review
User Reviews
	Apple iPhone 15 Pro Max User Reviews