HP EliteBook 820 G4 vs. HP EliteBook 640 G9 Notebook

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

Our Rating: 72 %

HP EliteBook 640 G9 Notebook
HP EliteBook 640 G9 Notebook

Our Rating: 85 %

In depth comparison and review of HP EliteBook 820 G4 and HP EliteBook 640 G9 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 EliteBook 640 G9 Notebook Review

Advantages and disadvantages of HP EliteBook 640 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust security features

sleek, durable design

powerful processor performance

excellent connectivity options

bright, sharp display

premium price tag

average battery life

heavier than competitors

limited graphics capabilities

Laptop Comparison and Tests

Difference between HP EliteBook 820 G4 and HP EliteBook 640 G9 Notebook
85 % - Design
72 % - Display
72 % - Performance
75 % - Connectivity
76 % - Battery
85 % - Design
72 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

HP EliteBook 820 G4 vs. HP EliteBook 640 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 31 cm x 21.89 cm x 1.89 cm 32.19 cm x 21.39 cm x 1.99 cm
Weight 1.26 kg 1.37 kg
DISPLAY HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Screen Size (Type) 12.5" 14"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) -
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
PROCESSOR HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
CPU Intel Core i5 (7th Gen) 7300U / 2.6 GHz Intel Core i5 (12th Gen) 1245U / 1.2 GHz
Max Turbo Speed 3.5 GHz 4.4 GHz
Number of Cores Dual-Core 10-core
Cache 3 MB L3 - 12 MB
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache -
MEMORY HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
RAM 8 GB 0 MB
Max RAM Supported 32 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2133 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots - 2
STORAGE HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD -
AUDIO & VIDEO HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Graphics Processor (GPU) Intel HD Graphics 620 Intel Iris Xe Graphics
Camera Yes - 720p -
Sound Stereo speakers, two microphones Stereo speakers
Codec CX7501 -
Audio Features Noise-cancellation technology, Bang & Olufsen Audio, HP Clear Sound Amp -
COMMUNICATIONS HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Wireless Bluetooth -
Network Interface Gigabit Ethernet Gigabit Ethernet
Compliant Standards - IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3ab, IEEE 802.3x
Remote Management Protocol - SNMP 2
Features - Wake-on-LAN (WOL)
INPUT HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Type Keyboard, touchpad -
Features Touchpad with gesture support -
CONNECTIONS & EXPANSIONS HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (charging)
USB-C
DisplayPort
VGA
LAN
Dock
Headphone/microphone combo jack
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
2 x USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (powered)
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) No operating system
MISCELLANEOUS HP EliteBook 820 G4 HP EliteBook 640 G9 Notebook
Dockable Yes -
Included Accessories Power adapter -
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features - HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested
Compliant Standards ISO 9001, ISO 14001, ISO 27001 CSA, UL, VCCI, BSMI, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CECP, EAC, CIT, SEPA, low halogen, ICCP, Japan PC Green Label, Taiwan Green Mark, Korea Eco-Label
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 -
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