Microsoft Lumia 950 XL vs Surface Duo 2: A Clash of Windows Titans

Microsoft has a history of innovative, yet sometimes overlooked, mobile devices. The Lumia 950 XL was a powerhouse Windows phone, while the Surface Duo 2 attempts to redefine the smartphone with its dual-screen design. Let's dive into a head-to-head comparison to see which device reigns supreme.
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🏆 Quick Verdict

The Surface Duo 2 offers significantly better performance and a unique dual-screen experience. However, the Lumia 950 XL boasts incredible battery life and a lower price point. Ultimately, the Duo 2 is the more modern and capable device, but the 950 XL remains a compelling option for budget-conscious users.

PHONES
Phone Names Microsoft Lumia 950 XL Dual SIM Microsoft Surface Duo 2
Network
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 401, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71
5G bands-1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - International
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA 42.2/5.76 Mbps, LTE (5CA) Cat20 2000/150 Mbps, 5G 6 Gbps DL
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE / 5G
 -1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA
Launch
Announced2015, October. Released 2015, December2021, September 22. Released 2021, October 21
StatusDiscontinuedDiscontinued
Body
Build-Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)
Dimensions151.9 x 78.4 x 8.1 mm (5.98 x 3.09 x 0.32 in)Unfolded: 184.5 x 145.2 x 5.5 mm Folded: 145.2 x 92.1 x 11 mm
SIMNano-SIM + Nano-SIMNano-SIM + eSIM
Weight165 g (5.82 oz)284 g (10.02 oz)
 -Stylus support
Display
ProtectionCorning Gorilla Glass 4Corning Gorilla Glass Victus
Resolution1440 x 2560 pixels, 16:9 ratio (~515 ppi density)1892 x 2688 pixels (~401 ppi density)
Size5.7 inches, 89.6 cm2 (~75.2% screen-to-body ratio)8.3 inches, 204.0 cm2 (~152.6% screen-to-body ratio)
TypeAMOLEDAMOLED, 90Hz, HDR, 800 nits (peak)
 ClearBlack displayFolded position display: 5.8 inches, AMOLED, 1344 x 1892 pixels (4:3)
Platform
CPUOcta-core (4x1.5 GHz Cortex-A53 & 4x2.0 GHz Cortex-A57)Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
ChipsetQualcomm MSM8994 Snapdragon 810 (20 nm)Qualcomm SM8350 Snapdragon 888 5G (5 nm)
GPUAdreno 430Adreno 660
OSMicrosoft Windows 10Android 11
Memory
Card slotmicroSDXC (dedicated slot)No
Internal32GB 3GB RAM128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
 eMMC 5.0UFS
Main Camera
FeaturesZeiss optics, triple-LED RGB flash, panorama, HDRDual-LED dual-tone flash, HDR, panorama
Single20 MP, f/1.9, 26mm (wide), 1/2.4", 1.12µm, AF, OIS12 MP, f/2.0, 24mm (wide), 1.0µm
Triple-12 MP, f/1.7, 27mm (wide), 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.4, 51mm (telephoto), 1.0µm, PDAF, OIS, 2x optical zoom 16 MP, f/2.2, 13mm (ultrawide), 1.0µm TOF 3D, (depth)
Video4K@30fps, stereo sound rec., 1080p@30/60fps (after SW update)4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
Selfie camera
Single5 MP, f/2.412 MP, f/2.0, 24mm (wide), 1.0µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
Comms
Bluetooth4.1, A2DP5.1, A2DP, LE, aptX Adaptive
NFCYesYes
PositioningGPS, GLONASS, BDSGPS, GLONASS, GALILEO, QZSS, BDS
RadioFM radioNo
USBUSB Type-C 3.1USB Type-C 3.2, DisplayPort
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspotWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsIris scanner, accelerometer, gyro, proximity, compass, barometer, sensor coreFingerprint (side-mounted), dual accelerometer, dual gyro, dual proximity, dual compass
 Microsoft Continuum support-
Battery
Charging18W wired Wireless (Qi) (market dependent)23W wired
Music playUp to 75 h-
Stand-byUp to 288 h (2G) / Up to 288 h (3G)-
Talk timeUp to 25 h (2G) / Up to 19 h (3G)-
TypeLi-Ion 3340 mAh, removableLi-Po 4449 mAh
Misc
ColorsBlack, WhiteGlacier, Obsidian
PriceAbout 350 EURAbout 1480 EUR
Tests
Audio quality Noise -91.6dB / Crosstalk -89.3dB-
Battery life Endurance rating 47h -
Display Contrast ratio: Infinite (nominal), 3.837 (sunlight)-
Loudspeaker Voice 74dB / Noise 75dB / Ring 84dB -
Performance Basemark OS II 2.0: 1472Basemark X: 32178-

Microsoft Lumia 950 XL Dual SIM

  • Exceptional battery life
  • Large display
  • Affordable price
  • Windows Phone OS (for enthusiasts)

  • Outdated processor
  • Older software support
  • Less vibrant display compared to OLED
  • Bulky design

Microsoft Surface Duo 2

  • Unique dual-screen design
  • Powerful Snapdragon 888 5G processor
  • Vibrant OLED displays
  • Modern software experience

  • Expensive
  • Shorter battery life
  • Fragile hinge mechanism
  • Software optimization for dual screens still evolving

Display Comparison

The Surface Duo 2 features two 5.8-inch OLED displays with a 90Hz refresh rate, offering vibrant colors and smooth scrolling. The Lumia 950 XL has a single 5.7-inch LCD display with a high resolution, but lacks the Duo 2's OLED technology and refresh rate. The Duo 2's dual-screen design provides versatility for multitasking and content consumption.

Camera Comparison

The Surface Duo 2 features an 11MP main camera and an 8MP ultrawide camera, offering decent image quality. The Lumia 950 XL has a 20MP main camera and a 5MP ultrawide camera. While the 950 XL's camera specs appear better on paper, the Duo 2's image processing is generally superior. Low-light performance is also better on the Duo 2.

Performance

The Surface Duo 2's Snapdragon 888 5G chipset provides a substantial performance boost over the Lumia 950 XL's Snapdragon 810. The Duo 2 handles demanding apps and games with ease, while the 950 XL can feel sluggish at times. The Duo 2's newer CPU architecture also contributes to improved efficiency.

Battery Life

The Lumia 950 XL shines in this category, boasting an impressive endurance rating of 47 hours. The Surface Duo 2's battery life is considerably shorter, typically lasting a full day with moderate use. The 950 XL's larger battery capacity and less power-hungry processor contribute to its exceptional longevity.

Buying Guide

Who should buy the Microsoft Lumia 950 XL Dual SIM? Users seeking a budget-friendly Windows phone with exceptional battery life and a large display. Who should buy the Microsoft Surface Duo 2? Users who desire a unique dual-screen experience, powerful performance, and are willing to invest in a premium device.

Frequently Asked Questions

❓ Is the Lumia 950 XL still worth buying in 2023?
If you prioritize battery life and affordability and are comfortable with an older Windows Phone experience, the Lumia 950 XL can still be a viable option. However, be aware of limited software updates.
❓ What are the biggest challenges with the Surface Duo 2?
The Surface Duo 2's biggest challenges are its high price, shorter battery life compared to traditional smartphones, and the ongoing software optimization required to fully leverage the dual-screen design.