Head to head

Apple iPhone 17 Ultra vs iPhone 17 Slim

Full specification and price comparison for Pakistan, updated 13 Jan 2026.

The short answer

The Apple iPhone 17 Ultra is the stronger phone of the two, scoring 77 against 67 on our combined specification score. It leads on performance, camera and battery & charging. The iPhone 17 Slim still wins on value for money, so it remains the better choice if that is your priority. The iPhone 17 Slim is the cheaper of the two at PKR 389,999 against PKR 544,999.

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The verdict

Spec-derived

Apple iPhone 17 Ultra takes it by 9.6 points on our weighted spec score.

Performance Apple iPhone 17 Ultra leads

Gaming score where available, otherwise chipset tier plus usable RAM.

Camera Apple iPhone 17 Ultra leads

Camera Score where available, otherwise sensor resolution and lens count. Megapixels alone do not measure image quality.

Battery & charging Apple iPhone 17 Ultra leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Apple iPhone 17 Ultra leads

Highest advertised RAM and internal storage configuration.

Value for money iPhone 17 Slim leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • iPhone 17 Slim costs PKR 155,000 less.
  • Apple iPhone 17 Ultra packs a 1,500 mAh larger battery.
  • Apple iPhone 17 Ultra charges 13W faster.
  • Apple iPhone 17 Ultra offers 4 GB more RAM.
  • Apple iPhone 17 Ultra ships with 768 GB more storage.

Buy the Apple iPhone 17 Ultra if…

you care most about performance, camera, battery & charging and memory & storage.

Buy the iPhone 17 Slim if…

you care most about value for money.

Full specification comparison

Specification Apple iPhone 17 Ultra iPhone 17 Slim
Price in Pakistan
Retail price PKR 544,999 PKR 389,999 Cheaper
Design & build
Release date around October 30, 2025 Late September–October 2025 (expected)
Dimensions ~163 × 77 × 8.2 mm 159.9 × 72.8 × ~6.0 mm (expected, ultra-thin design)
Weight 215 g 170–175 g Better
Water resistance IP68 IP68
Display
Screen size 6.9 inches Better 6.6 inches
Resolution 1320 × 2868 pixels (~460 ppi) Better 1290 × 2796 pixels (~460 ppi)
Panel type LTPO Super Retina XDR OLED, HDR10, Dolby Vision LTPO OLED, HDR10, Dolby Vision, 120Hz ProMotion
Protection Ceramic Shield Glass (Apple) Ceramic Shield Glass
Performance
Chipset Apple A19 Pro (3nm, TSMC) Apple A19 (3 nm, expected)
CPU Hexa-core Apple CPU Hexa-core (Apple custom cores)
GPU Apple GPU (next-gen, ray-tracing capable) Apple GPU (5-core or higher, expected)
Operating system iOS 19 (expected) iOS 19 (expected)
Memory & storage
RAM 12 GB Better 8 GB
Internal storage 256 GB / 512 GB / 1 TB Better 256 GB
Card slot No No
Camera
Main camera • 48 MP wide (sensor-shift OIS) • 48 MP ultra-wide • 12 MP periscope telephoto (5× optical zoom) • 48 MP wide (sensor-shift OIS) • 12 MP ultra-wide
Selfie camera 12 MP TrueDepth (AF) 12 MP (AF, TrueDepth)
Video recording • 4K@24/30/60fps • ProRes, Dolby Vision HDR • Spatial video support 4K@24/30/60fps, HDR, Dolby Vision, ProRes support
Battery & charging
Battery capacity Non-removable Li-Ion (~5000 mAh) Better Non-removable Li-Ion (~3300–3500 mAh, expected due to thin body)
Wired charging • 35–40W wired (expected) • MagSafe wireless • Reverse wireless charging Better • Wired fast charging (≈27W) • MagSafe wireless charging • Reverse wired charging (limited)
Connectivity & extras
SIM eSIM + Nano-SIM Dual eSIM (international)
Wi-Fi Wi-Fi 6E / Wi-Fi 7 (expected) Wi-Fi 6E / Wi-Fi 7 (expected)
Bluetooth 5.4 5.4
NFC Yes (Apple Pay) Yes
Sensors Face ID (3D facial recognition, TrueDepth) Accelerometer Gyroscope Proximity sensor Ambient light sensor Compass Barometer Ultra Wideband (UWB) chip (precision finding, AirTag, spatial features) Face ID, accelerometer, gyro, proximity, compass, barometer
USB USB-C (Thunderbolt / USB 4) USB Type-C (USB 3, per EU compliance)

“Better” marks the higher (or, for price and weight, the lower) figure. It is a specification difference, not a judgement about real-world experience.

Questions people ask

Which is better, Apple iPhone 17 Ultra or iPhone 17 Slim?

Apple iPhone 17 Ultra comes out ahead on our combined spec score, leading by 9.6 points. It wins on performance, camera, battery & charging and memory & storage. iPhone 17 Slim can still be the better buy if your priorities sit elsewhere or if you find it at a lower street price.

What is the price of Apple iPhone 17 Ultra and iPhone 17 Slim in Pakistan?

Apple iPhone 17 Ultra is listed at PKR 544,999 and iPhone 17 Slim at PKR 389,999. That makes iPhone 17 Slim cheaper by PKR 155,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Apple iPhone 17 Ultra or iPhone 17 Slim?

Apple iPhone 17 Ultra scores higher in our camera assessment. Both use comparable main sensors, so day to day results come down to processing.

Which phone has the better battery, Apple iPhone 17 Ultra or iPhone 17 Slim?

Apple iPhone 17 Ultra leads on battery. Apple iPhone 17 Ultra carries a 5000 mAh cell and iPhone 17 Slim a 3500 mAh cell, with 40W and 27W wired charging respectively.

Which is better for gaming, Apple iPhone 17 Ultra or iPhone 17 Slim?

Apple iPhone 17 Ultra is the stronger gaming phone here. Apple iPhone 17 Ultra runs the Apple A19 Pro (3nm, TSMC) while iPhone 17 Slim runs the Apple A19 (3 nm, expected).

Scores are calculated from the published hardware specification of each device using the same formula for every phone on WhatMobilePK — they are not paid placements and they are not laboratory test results. Prices are indicative Pakistani retail prices and change frequently.