HMD Skyline vs Honor 400 Smart
Shop Android Smartphones
HMD Skyline
Starting at
£199.00
Honor 400 Smart
Starting at
£156.00What's the difference between the HMD Skyline and Honor 400 Smart?
HMD Skyline vs Honor 400 Smart comes down to the chipset, RAM and battery. Refurbished, the Honor 400 Smart starts at £156, £43 less than the HMD Skyline. The Honor 400 Smart is the newer model, released in 2025.
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm) on the HMD Skyline, Qualcomm SM6225 Snapdragon 685 (6 nm) on the Honor 400 Smart.
- The HMD Skyline has more RAM: 8 GB vs 4 GB.
- The Honor 400 Smart has a bigger battery: 6500 mAh vs 4600 mAh.
HMD Skyline vs Honor 400 Smart specs
The HMD Skyline and Honor 400 Smart offer different strengths suited to different users. The HMD Skyline focuses on sharper visuals and smoother performance with a 144 Hz P-OLED screen, higher resolution, more RAM, and a Snapdragon 7s Gen 2 chipset. It also has a higher resolution front camera and expandable storage. The Honor 400 Smart offers a larger battery and screen, a dual physical SIM setup, and a headphone jack for those who prefer wired audio.
HMD Skyline vs Honor 400 Smart price
Colour
- PinkSold out
- BlackSold out
- BlackSold out
Storage
- 128GBSold out
- 256GBSold out
- 128GBSold out
HMD Skyline vs Honor 400 Smart battery life and software updates
Durability covers battery capacity, software updates, and basic build features. Battery size varies significantly, which affects how long you can use each device between charges.
Battery Capacity
The Honor 400 Smart has a 6500 mAh battery, which suits users who prioritise longer use without recharging. The HMD Skyline has a 4600 mAh battery, which is still substantial and fits well for typical daily use but may need charging sooner under heavy use.
Software Updates
This means you can expect current features and security improvements on either phone, keeping your software up to date.
Battery
Foldable
Year of release
HMD Skyline vs Honor 400 Smart performance
Performance depends on the processor, RAM, and storage. The HMD Skyline offers more memory and a newer chipset, which influences multitasking and app responsiveness. Storage options also vary.
Processor
The HMD Skyline uses a Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm) chipset, suitable for users who want smoother performance in games and demanding apps. The Honor 400 Smart runs on a Qualcomm SM6225 Snapdragon 685 (6 nm), which fits everyday tasks and simpler app use well.
Memory
The HMD Skyline has 8 GB of RAM, which keeps more apps running smoothly in the background. The Honor 400 Smart has 4 GB of RAM, suitable for everyday use and lighter multitasking.
Storage Options
You can choose the HMD Skyline with either 128 GB or 256 GB of storage, giving room for more apps, media, and files. The Honor 400 Smart is available with 128 GB, which works well for regular use.
Chipset
RAM
HMD Skyline vs Honor 400 Smart screen
The screen affects how you experience media, reading, and daily use. Differences in size, resolution, refresh rate, and panel type shape the viewing quality and smoothness.
Screen Size and Type
The Honor 400 Smart has a larger 6.77 inch TFT LCD screen, which offers more space for videos and browsing. The HMD Skyline has a 6.55 inch P-OLED screen, which delivers richer colours and deeper blacks, enhancing contrast and visual depth.
Resolution and Refresh Rate
The HMD Skyline has a higher resolution of 1080x2400, making it sharper and clearer, especially for reading small text and viewing high-resolution images. It also supports a 144 Hz refresh rate for smoother motion in scrolling and games. The Honor 400 Smart has a 720x1610 resolution and a 120 Hz refresh rate, which still provides fluid visuals and a roomy display.
Refresh rate
Resolution
Screen size
Screen type
HMD Skyline vs Honor 400 Smart camera
Audiovisual features focus on cameras and how you capture and view images. Both phones share the same main camera resolution but differ on the front camera, affecting your selfies and video calls.
Front Camera
The HMD Skyline has a 50 megapixel front camera, which suits users who want detailed selfies and clearer video calls. The Honor 400 Smart has an 8 megapixel front camera, good for everyday video chats and photos.
Main Camera
Both phones have a 108 megapixel main camera, allowing for high-resolution photos and detailed captures suitable for various lighting conditions.
Camera type
Front camera
Main camera
HMD Skyline vs Honor 400 Smart size and design
Miscellaneous differences include physical dimensions, connectors, SIM options, and additional storage capabilities that affect daily convenience and compatibility.
Connector and Audio
The Honor 400 Smart includes both USB-C and a 3.5mm headphone jack, which is useful for those who prefer wired headphones. The HMD Skyline offers USB-C only.
SIM and Storage Expansion
The HMD Skyline supports a physical SIM and eSIM combination and includes a microSDXC slot for adding extra storage. The Honor 400 Smart uses dual physical SIMs but does not have expandable storage.
Size and Weight
The Honor 400 Smart is slightly taller and wider at 166.9 mm by 76.8 mm compared to the HMD Skyline's 159.8 mm by 76 mm. Despite this, both phones weigh nearly the same, around 208 to 209 g, making them similarly portable.
Carrier compatibility
Connector
Depth
Height
Mobile network
SD card slot
SIM card
Weight
Width
HMD Skyline or Honor 400 Smart: which should you buy?
Buy the HMD Skyline if
- you want more RAM (8 GB vs 4 GB)
- you want an OLED screen
- you want a smoother screen (144 Hz vs 120 Hz)
Buy the Honor 400 Smart if
- you want to spend less: it starts at £156, £43 less than the HMD Skyline
- you want a bigger battery (6500 mAh vs 4600 mAh)
- you want a bigger screen (6.77 inch vs 6.55 inch)
HMD Skyline vs Honor 400 Smart FAQs
HMD Skyline vs Honor 400 Smart comes down to the chipset, RAM and battery. Chipset: Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm) on the HMD Skyline, Qualcomm SM6225 Snapdragon 685 (6 nm) on the Honor 400 Smart. The HMD Skyline has more RAM: 8 GB vs 4 GB.
The Honor 400 Smart is cheaper refurbished, from £156 compared with £199 for the HMD Skyline.
The Honor 400 Smart has a bigger battery: 6500 mAh vs 4600 mAh.
Both have the same main camera: 108 megapixels.
Refurbished, the HMD Skyline comes in 128GB and 256GB, and the Honor 400 Smart in 128GB.









