HP EliteBook 820 G4 vs. HP 255 G7 Notebook

Laptop Comparison, Reviews and Tests
HP EliteBook 820 G4
HP EliteBook 820 G4

Our Rating: 72 %

HP 255 G7 Notebook
HP 255 G7 Notebook

Our Rating: 65 %

In depth comparison and review of HP EliteBook 820 G4 and HP 255 G7 Notebook. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

HP EliteBook 820 G4 Review

Advantages and disadvantages of HP EliteBook 820 G4 based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

portable lightweight design

fast ssd storage

good security features

decent battery life

average display quality

limited graphics performance

noisy under load

higher price point

HP 255 G7 Notebook Review

Advantages and disadvantages of HP 255 G7 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent battery life

sufficient connectivity options

includes numeric keypad

average display quality

modest processor performance

limited graphics capabilities

no backlight keyboard

Laptop Comparison and Tests

Difference between HP EliteBook 820 G4 and HP 255 G7 Notebook
85 % - Design
72 % - Display
72 % - Performance
75 % - Connectivity
76 % - Battery
64 % - Design
64 % - Display
65 % - Performance
71 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

HP EliteBook 820 G4 vs. HP 255 G7 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 820 G4 HP 255 G7 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 31 cm x 21.89 cm x 1.89 cm 37.6 cm x 24.6 cm x 2.25 cm
Weight 1.26 kg 1.78 kg
Colour - Dark ash silver
DISPLAY HP EliteBook 820 G4 HP 255 G7 Notebook
Screen Size (Type) 12.5" 15.6"
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 220 cd/m²
Colour Gamut - 45% NTSC
Features - Slim Design, HD standard-viewing angle (SVA) eDP anti-glare
PROCESSOR HP EliteBook 820 G4 HP 255 G7 Notebook
CPU Intel Core i5 (7th Gen) 7300U / 2.6 GHz AMD Athlon Silver 3050U / 2.3 GHz
Max Turbo Speed 3.5 GHz 3.2 GHz
Number of Cores Dual-Core Dual-Core
Cache 3 MB L3 - 4 MB
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache -
MEMORY HP EliteBook 820 G4 HP 255 G7 Notebook
RAM 8 GB 4 GB (1 x 4 GB (non customer accessible / upgradeable))
Max RAM Supported 32 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2133 MHz 2400 MHz / PC4-19200
Rated Speed - 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots - 1
STORAGE HP EliteBook 820 G4 HP 255 G7 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC)
AUDIO & VIDEO HP EliteBook 820 G4 HP 255 G7 Notebook
Graphics Processor (GPU) Intel HD Graphics 620 AMD Radeon Graphics
Camera Yes - 720p Yes
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Codec CX7501 -
Audio Features Noise-cancellation technology, Bang & Olufsen Audio, HP Clear Sound Amp -
COMMUNICATIONS HP EliteBook 820 G4 HP 255 G7 Notebook
Wireless Bluetooth 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller - Realtek RTL8821CE - PCI Express Mini Card (M.2)
Network Interface Gigabit Ethernet Gigabit Ethernet
Bluetooth Class - Class 2
Compliant Standards - IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v
Features - Miracast, single stream (1x1), CNVi
BATTERY HP EliteBook 820 G4 HP 255 G7 Notebook
Technology - 3-cell Lithium Ion
Battery Capacity (Size) - 41 Wh
Battery Life - Up to 10.5 hours
AC ADAPTER HP EliteBook 820 G4 HP 255 G7 Notebook
Input - AC 100-240 V (50/60 Hz)
Output - 45 Watt, 19.5 V
INPUT HP EliteBook 820 G4 HP 255 G7 Notebook
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Features Touchpad with gesture support Volume control, multi-touch touchpad, touchpad with gesture support
CONNECTIONS & EXPANSIONS HP EliteBook 820 G4 HP 255 G7 Notebook
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (charging)
USB-C
DisplayPort
VGA
LAN
Dock
Headphone/microphone combo jack
2 x USB 3.1 Gen 1
USB 2.0
HDMI
Headphone/microphone combo jack
LAN
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) Yes (SD Card, SDHC Card, SDXC Card)
SOFTWARE HP EliteBook 820 G4 HP 255 G7 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) Windows 10 Pro 64-bit Edition National Academic - English
Software Included - HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM
MISCELLANEOUS HP EliteBook 820 G4 HP 255 G7 Notebook
Dockable Yes -
Included Accessories Power adapter HP 45 Watt Smart nPFC AC Adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 1.2) and firmware (TPM 2.0)
Security Slot Type Kensington security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Compliant Standards ISO 9001, ISO 14001, ISO 27001 UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP
ENERGY STAR Certified - Yes
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Limited warranty - parts and labour - 1 year
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