Seven years. One device.

A side-by-side spec sheet — iPhone XR (Q4 2018) to Samsung Galaxy S25 FE (Q4 2025). Display, silicon, memory, optics, power, radios, ecosystem.

2018 → 2025 2 platforms Updated 2026-05-17

§ 00 — Transformation

From notch to cutout, plotted in place.

The 2018 silhouette draws, holds, erases. The 2025 silhouette draws in its place. One frame, two units, 11.5 seconds.

Plot of iPhone XR followed by Galaxy S25 FE in the same frame Animation showing the iPhone XR front silhouette drawing in, holding, then erasing; the Galaxy S25 FE silhouette draws in its place over an 11.5 second cycle.

Plotting unit A · iPhone XR · 2018 Plotting unit B · Galaxy S25 FE · 2025

§ 01 — Elevations

Dimensions, front and rear.

Orthographic elevations at 1 : 1 ratio. All dimensions in millimeters.

Unit A · 2018

iPhone XR — front

iPhone XR front elevation, 150.9 × 75.7 mm Front orthographic elevation of iPhone XR. Body 150.9 by 75.7 mm with 14 mm corner radius. Display: 6.1 inch LCD with top-center trapezoidal notch pendant housing front camera, IR speaker slit, and TrueDepth dot. Bottom edge: Lightning port flanked by speaker and microphone grilles. Left edge: silent slider above volume up and volume down. Right edge: sleep/wake button. 75.7 mm 150.9 mm A · Notch · TrueDepth B · Mute / Ring C · LCD · 6.1" D · Lightning · Spk / Mic
H × W × D150.9 · 75.7 · 8.3
Mass194 g
IngressIP67
Unit B · 2025

Galaxy S25 FE — front

Galaxy S25 FE front elevation, 161.3 × 76.6 mm Front orthographic elevation of Samsung Galaxy S25 FE. Body 161.3 by 76.6 mm with 10 mm corner radius and flatter rails than XR. Display: 6.7 inch AMOLED with top-center punch-hole front camera and ultrasonic in-display fingerprint sensor in lower third. Bottom edge: USB-C port flanked by speaker and microphone grilles. Right edge: volume rocker above power button. Left edge: no controls. 76.6 mm 161.3 mm FP A · Punch-hole · 12 MP B · Ultrasonic FP C · AMOLED · 6.7" D · USB-C · Spk / Mic
H × W × D161.3 · 76.6 · 7.4
Mass~210 g
IngressIP68
Unit A · 2018 · Rear

iPhone XR — rear

iPhone XR rear elevation, single-lens camera island Rear orthographic elevation of iPhone XR. Same 150.9 by 75.7 mm body. Single rounded-square camera island in upper-left containing one 12 megapixel wide lens with f/1.8 aperture and OIS, a quad-LED True Tone flash, and a microphone hole. Apple logo centered mid-body. iPhone wordmark in lower third. Side controls mirrored from front elevation. 75.7 mm 150.9 mm iPhone A · 12 MP wide f/1.8 · single lens B · Quad-LED True Tone C · Island · 22 × 22 mm ≈ 22 mm
Lenses1 · wide
Main12 MP f/1.8 OIS
Video4K · 60 fps
Unit B · 2025 · Rear

Galaxy S25 FE — rear

Galaxy S25 FE rear elevation, three vertically-stacked discrete camera rings Rear orthographic elevation of Samsung Galaxy S25 FE. Same 161.3 by 76.6 mm body. Three discrete camera rings stacked vertically along the upper-left, no shared camera island. Top ring: 8 megapixel 3x telephoto with OIS. Middle ring (largest): 50 megapixel wide f/1.8 with OIS. Bottom ring: 12 megapixel ultrawide. LED flash and microphone to the right of the middle ring. SAMSUNG wordmark centered in lower third. 76.6 mm 161.3 mm SAMSUNG A · 8 MP 3× tele OIS B · 50 MP wide f/1.8 OIS C · 12 MP ultrawide D · 3 discrete rings · no island ≈ 40 mm
Lenses3 · UW + W + 3×T
Main50 MP f/1.8 OIS
Video8K · 30 fps

§ 02 — Compare

Subsystem by subsystem.

Side-by-side spec sheet. The Change column tracks the seven-year delta.

Subsystem iPhone XR 2018 · Unit A Galaxy S25 FE 2025 · Unit B Change
Display 6.1" LCD · 1792×828 · 326 ppi · 60 Hz 6.7" AMOLED 2X · 2340×1080 · 120 Hz adaptive · HDR10+ +0.6" · 2× refresh · LCD → AMOLED
Pixel density 326 ppi ~385 ppi +59 ppi · +18 %
SoC Apple A12 Bionic · 7 nm · 6C CPU / 4C GPU Exynos 2400e · 4 nm · 10C CPU / Xclipse GPU 7 nm → 4 nm · +4 CPU cores
Memory 3 GB 8 GB LPDDR5X +5 GB · 2.67×
Storage 64 / 128 / 256 GB 128 / 256 / 512 GB · UFS 4.0 2× max · UFS 4.0
Rear camera 12 MP wide f/1.8 OIS · single lens 50 MP wide f/1.8 OIS · 12 MP UW f/2.2 · 8 MP 3× tele OIS 1 → 3 lenses · +38 MP main
Front camera 7 MP f/2.2 · TrueDepth 12 MP f/2.2 · punch-hole +5 MP · notch → cutout
Video 4K @ 60 fps 8K @ 30 fps · 4K @ 60 fps + 8K capture
Battery 2942 mAh 4900 mAh +1958 mAh · +66 %
Charging Lightning · 18 W wired · 7.5 W Qi USB-C · 45 W wired · 15 W Qi · reverse wireless 2.5× wired · 2× wireless
Connectivity 4G LTE · Wi-Fi 5 · BT 5.0 5G sub-6 · Wi-Fi 6E · BT 5.3 · NFC · UWB 4G → 5G · + UWB
Authentication Face ID · structured IR Ultrasonic in-display FP · 2D face IR depth → ultrasonic
Operating system iOS 12 → iOS 18 · ~6 yrs support One UI 7 / Android 15 · 7-yr OS commitment platform shift · iOS → Android
Ingress IP67 · 1 m · 30 min IP68 · 1.5 m · 30 min IP67 → IP68
Weight 194 g ~210 g +16 g · +8 %

Figures sourced from manufacturer datasheets and verified spec pages. The Change column is informational, not a benchmark.

§ 03 — Capability

Quantitative deltas.

Eight axes, scaled relative to the larger value. The blue bar is always 2025.

Memory · RAM× 2.67
3 GBXR
8 GBS25 FE
Battery · capacity+ 1958 mAh
2942XR
4900S25 FE
Display · refresh× 2
60 HzXR
120 HzS25 FE
Charging · wired× 2.5
18 WXR
45 WS25 FE
Rear cameras · count× 3
1XR
3S25 FE
Cellular · generation4G → 5G
4GXR
5GS25 FE
Process node · SoC7 → 4 nm
7 nmXR
4 nmS25 FE
Main sensor · resolution× 4.17
12 MPXR
50 MPS25 FE

§ 04 — System shift

Ecosystem migration.

Seven subsystem pairings, mapped across a closed Apple platform and an open Android platform.

Architecture diagram showing migration from iOS / Apple ecosystem to Android / Samsung ecosystem Architecture · ecosystem migration · 2018 → 2025 Unit A · 2018 · closed platform Unit B · 2025 · open Android OS · iOS 12 → 18 Closed · ~6 yr support SoC · Apple A12 7 nm · 6C CPU Mem · 3 GB LPDDR4X Auth · Face ID Structured IR I/O · Lightning USB 2.0 · proprietary Radio · 4G LTE Wi-Fi 5 · BT 5.0 Dist · App Store Sandboxed · single source OS · One UI 7 / Android 15 7-yr OS commitment SoC · Exynos 2400e 4 nm · 10C CPU · Xclipse GPU Mem · 8 GB LPDDR5X Auth · FP + face Ultrasonic in-display I/O · USB-C USB 3.2 · DisplayPort alt Radio · 5G sub-6 Wi-Fi 6E · BT 5.3 · UWB · NFC Dist · Play + sideload Open · F-Droid · APK · ADB Migration channel · delta OS iOS ⟶ Android SoC Apple silicon ⟶ Exynos Mem 3 GB ⟶ 8 GB · +5 GB Auth Face ID ⟶ FP + face I/O Lightning ⟶ USB-C RF 4G LTE ⟶ 5G + UWB Dist Closed platform ⟶ Open
Subsystem block 2025 stack tint Logical link · dashed

§ 05 — Timeline

Lifespan, 2018 to 2025.

Seven calendar years, six software releases, two launches.

Device timeline spanning 2018 to 2025 Horizontal timeline. iPhone XR launches Q4 2018 and serves as the primary device through Q4 2025, when the Galaxy S25 FE replaces it. Contextual beats include 5G rollout (2019), USB-C mandate (2022), iOS 16 (2022), on-device LLMs (2023), and iOS 18 as the XR's final supported release (2024). 2018 2019 2020 2021 2022 2023 2024 2025 Device lifespan band Contextual beats iPhone XR · primary device Galaxy S25 FE · primary XR · launch Q4 2018 iOS 16 iOS 18 · XR final S25 FE · launch Q4 2025 5G rollout begins USB-C mandate (EU) On-device LLMs