HP EliteBook 820 G1 vs. Acer Extensa 15 (EX215-51K)

Laptop Comparison, Reviews and Tests

In depth comparison and review of HP EliteBook 820 G1 and Acer Extensa 15 (EX215-51K). 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 G1 Review

Advantages and disadvantages of HP EliteBook 820 G1 based on its technical characteristics, features, user experience, expert reviews and price level.

sturdy build quality

compact and portable

good keyboard feel

solid security features

decent processor performance

average display quality

limited storage capacity

no high-end graphics

older model limitations

Acer Extensa 15 (EX215-51K) Review

Advantages and disadvantages of Acer Extensa 15 (EX215-51K) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent battery life

adequate performance

lightweight design

average display resolution

limited storage capacity

no backlit keyboard

basic graphics card

Laptop Comparison and Tests

Difference between HP EliteBook 820 G1 and Acer Extensa 15 (EX215-51K)
75 % - Design
66 % - Display
42 % - Performance
72 % - Connectivity
65 % - Battery
74 % - Design
64 % - Display
65 % - Performance
71 % - Connectivity
72 % - Battery

Laptop Specifications Comparison

HP EliteBook 820 G1 vs. Acer Extensa 15 (EX215-51K) Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Product Type Notebook Notebook
Dimensions (WxDxH) 31 cm x 21.53 cm x 2.1 cm 36.34 cm x 25.05 cm x 1.99 cm
Weight 1.33 kg 1.9 kg
Case Material Aluminum, magnesium alloy -
Colour - Shale black
DISPLAY HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Screen Size (Type) 12.5" 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 220 cd/m²
Features - Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display
PROCESSOR HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
CPU Intel Core i5 (4th Gen) 4300U / 1.9 GHz Intel Core i3 (8th Gen) 8130U / 2.2 GHz
Max Turbo Speed 2.9 GHz 3.4 GHz
Number of Cores Dual-Core Dual-Core
Cache 3 MB 4 MB
64-bit Computing Yes Yes
Platform Technology Intel vPro Platform -
Features Enhanced SpeedStep technology, Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache Intel Turbo Boost Technology 2.0
MEMORY HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
RAM 4 GB 4 GB (4 GB (soldered))
Max RAM Supported 16 GB 12 GB
RAM Type DDR3L SDRAM DDR4 SDRAM
Speed 1600 MHz / PC3L-12800 -
Rated Speed 1600 MHz -
Form Factor SO-DIMM 204-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots - 1
STORAGE HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Main Storage Size (HDD/SSD) 500 GB HDD SATA 3Gb/s 256 GB SSD - Kingston
AUDIO & VIDEO HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Graphics Processor (GPU) Intel HD Graphics 4400 Intel UHD Graphics 620
Memory Allocation Technology - Shared Video Memory (UMA)
Camera Yes Yes - VGA
Resolution - 0.3 Megapixel
Sound Stereo speakers, stereo microphone Stereo speakers, microphone
Codec IDT 92HD91 -
Compliant Standards High Definition Audio, DTS Studio Sound, DTS SOUND+ -
COMMUNICATIONS HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Wireless 802.11a/b/g/n, Bluetooth 4.0 Bluetooth, 802.11a/b/g/n/ac
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Wake-on-LAN (WOL)
BATTERY HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Technology Lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) - 36 Wh
Battery Life - Up to 9 hours
AC ADAPTER HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt 45 Watt, 19 V
INPUT HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Type Keyboard, touchpad, pointing stick Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes -
Features Volume control, spill-resistant Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad
CONNECTIONS & EXPANSIONS HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Interfaces 3 x USB 3.0
DisplayPort
VGA
Headphone/microphone combo jack
LAN
Dock
HDMI
USB 3.1 Gen 1
2 x USB 2.0
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Operating System (OS) Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) Windows 10 Home 64-bit Edition
MISCELLANEOUS HP EliteBook 820 G1 Acer Extensa 15 (EX215-51K)
Dockable Yes -
Included Accessories Power adapter Power adapter
Security Trusted Platform Module (TPM 1.2) Security Chip -
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)
Features Power-on password, charging via USB, HP Disk Sanitizer, HP 3D DriveGuard, HP DuraFinish, HP DuraKeys, HP SpareKey, HP File Sanitizer, HP DisplaySafe, HP BIOS Protection, BIOS Absolute Persistence, HP SureStart, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Pre-Boot Security, HP Roaming Alert, Intel My WiFi Technology MU-MIMO technology
Compliant Standards ISO 9001, ISO 14001, ISO 27001 -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 10 - 90% (non-condensing) -
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Model Number - 30FY
Other projects: