Microsoft Lumia 950 vs. 550: A Deep Dive into Windows Phone Choices

The Microsoft Lumia 950 and 550 represent opposite ends of the Windows Phone spectrum. The 950 aimed for a premium experience with flagship specs, while the 550 focused on affordability. Years after their release, understanding their differences remains crucial for those still invested in the platform or seeking a retro mobile experience.
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🏆 Quick Verdict

For the average user seeking a more capable and future-proofed experience (even within the limitations of the Windows Phone ecosystem), the Lumia 950 is the clear winner. Its significantly more powerful Snapdragon 808 processor and superior display contrast offer a noticeable improvement in performance and usability, justifying the price difference.

PHONES
Phone Names Microsoft Lumia 950 Microsoft Lumia 550
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40 - EMEA1, 3, 7, 8, 20
SpeedHSPA 42.2/5.76 Mbps, LTE Cat6 300/50 MbpsHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41 - USA-
Launch
Announced2015, October. Released 2015, November2015, October. Released 2015, December
StatusDiscontinuedDiscontinued
Body
Dimensions145 x 73.2 x 8.2 mm (5.71 x 2.88 x 0.32 in)136.1 x 67.8 x 9.9 mm (5.36 x 2.67 x 0.39 in)
SIMNano-SIMNano-SIM
Weight150 g (5.29 oz)141.9 (5.01 oz)
Display
ProtectionCorning Gorilla Glass 3-
Resolution1440 x 2560 pixels, 16:9 ratio (~564 ppi density)720 x 1280 pixels, 16:9 ratio (~315 ppi density)
Size5.2 inches, 74.8 cm2 (~70.5% screen-to-body ratio)4.7 inches, 59.7 cm2 (~64.7% screen-to-body ratio)
TypeAMOLEDIPS LCD,
 ClearBlack display-
Platform
CPUHexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)Quad-core 1.1 GHz Cortex-A7
ChipsetQualcomm MSM8992 Snapdragon 808 (20 nm)Qualcomm MSM8909 Snapdragon 210 (28 nm)
GPUAdreno 418Adreno 304
OSMicrosoft Windows 10Microsoft Windows 10
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal32GB 3GB RAM8GB 1GB RAM
 eMMC 5.0eMMC 4.5
Main Camera
FeaturesZeiss optics, triple-LED RGB flash, panorama, HDRLED flash
Single20 MP, f/1.9, 26mm (wide), 1/2.4", 1.12µm, AF, OIS5 MP, f/2.4, 1/4.0", AF
Video4K@30fps, stereo sound rec., 1080p@30/60fps (after SW update)720p@30fps
Selfie camera
Single5 MP, f/2.42 MP, f/2.8
Video1080p@30fps480p
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.1, A2DP4.1, A2DP
NFCYesNo
PositioningGPS, GLONASS, BDSGPS, GLONASS, BDS
RadioFM radioFM radio
USBUSB Type-C 3.1microUSB 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspotWi-Fi 802.11 b/g/n, hotspot
Features
SensorsIris scanner, accelerometer, gyro, proximity, compass, barometer, sensor coreAccelerometer, proximity
 Microsoft Continuum support-
Battery
Charging18W wired Wireless (Qi) (market dependent)-
Music playUp to 67 hUp to 60 h
Stand-byUp to 288 h (2G) / Up to 288 h (3G)Up to 672 h (2G) / Up to 672 h (3G)
Talk timeUp to 23 h (2G) / Up to 18 h (3G)Up to 16 h (2G) / Up to 14 h (3G)
TypeLi-Ion 3000 mAh, removableLi-Ion 2100 mAh, removable
Misc
ColorsBlack, WhiteBlack, White
PriceAbout 280 EURAbout 90 EUR
Tests
Audio quality Noise -91.3dB / Crosstalk -91.6dB-
Battery life Endurance rating 48h Endurance rating 42h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal), 3512 (sunlight)-
Loudspeaker Voice 71dB / Noise 73dB / Ring 77dB -
Performance Basemark OS II 2.0: 1281Basemark X: 26330-

Microsoft Lumia 950

  • Significantly faster processor for smoother performance
  • Superior display contrast for better viewing experience
  • Wireless charging support (market dependent)

  • Higher price point
  • Potentially shorter battery life due to more powerful hardware

Microsoft Lumia 550

  • Extremely affordable price
  • Decent battery life for basic usage
  • Compact and lightweight design

  • Slow processor struggles with demanding tasks
  • Inferior display quality
  • Limited features compared to the 950

Display Comparison

The Lumia 950 boasts a significantly superior display experience. While both phones lack detailed display specifications beyond contrast ratio, the 950’s ‘Infinite (nominal), 3512 (sunlight)’ contrast ratio suggests a much more vibrant and readable screen, especially outdoors. The 550’s display specs are absent, implying a lower-quality panel geared towards cost savings. This difference is critical for media consumption and general usability.

Camera Comparison

Both phones feature 'Photo / Video' capabilities, but the underlying hardware likely differs significantly. While specific sensor details are missing, the 950, as the flagship, almost certainly features a larger sensor and more advanced image processing. The 550’s camera is likely optimized for basic snapshots. The 950’s superior processing power would also contribute to faster image capture and better low-light performance.

Performance

The performance gap between these devices is substantial. The Lumia 950’s Qualcomm MSM8992 Snapdragon 808, a hexa-core processor built on a 20nm process, offers a considerable advantage over the Lumia 550’s Qualcomm MSM8909 Snapdragon 210, a quad-core processor on a less efficient 28nm node. The 808’s combination of Cortex-A53 and A57 cores provides a much smoother experience for multitasking and running applications. The 28nm process of the 210 also means it will generate more heat and consume more power for the same tasks.

Battery Life

The Lumia 950 offers an endurance rating of 48 hours, slightly better than the Lumia 550’s 42 hours. However, this difference is likely offset by the 950’s more power-hungry processor and display. The 950 also supports 18W wired charging and, market-dependent, Qi wireless charging, offering greater convenience than the 550’s likely slower wired charging only. The 950’s charging capabilities are a significant advantage for users who prioritize quick power-ups.

Buying Guide

Buy the Microsoft Lumia 950 if you need a device capable of handling more demanding tasks, appreciate a better viewing experience with its high contrast display, and value features like wireless charging. Buy the Microsoft Lumia 550 if you prioritize extreme affordability, require a basic smartphone for essential communication, and are willing to compromise on performance and features.

Frequently Asked Questions

❓ Is the Snapdragon 210 in the Lumia 550 powerful enough for modern apps, even if they were available for Windows Phone?
No. The Snapdragon 210 is a very basic processor designed for entry-level smartphones. It would struggle significantly with even moderately demanding apps, leading to lag and a poor user experience. It's primarily suited for basic tasks like calling, texting, and light web browsing.
❓ Does the Lumia 950's wireless charging work with all Qi chargers, or are there compatibility issues?
The Lumia 950 supports the Qi wireless charging standard, but compatibility can vary depending on the specific charger. While most Qi chargers should work, some older or non-standard chargers may not provide optimal charging speeds or may not work at all. It's best to use a Qi charger that is certified and known to be compatible with Lumia devices.
❓ Given the end of support for Windows Phone, is either of these phones still useful in 2024?
Usefulness is limited. While they can still function as basic phones for calls and texts, the lack of security updates and app support makes them vulnerable to security risks and limits their functionality. They are primarily of interest to collectors or those seeking a retro mobile experience.