ASUS 15 (X515JA) vs. ASUS R521JA (EJ974T)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of ASUS 15 (X515JA) and ASUS R521JA (EJ974T). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

ASUS 15 (X515JA) Review

Advantages and disadvantages of ASUS 15 (X515JA) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

solid build quality

adequate performance

good connectivity options

average battery life

basic display quality

limited storage capacity

no dedicated graphics

ASUS R521JA (EJ974T) Review

Advantages and disadvantages of ASUS R521JA (EJ974T) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

lightweight design

decent battery life

adequate performance

average display quality

limited storage capacity

no backlit keyboard

basic graphics card

Laptop Comparison and Tests

Difference between ASUS 15 (X515JA) and ASUS R521JA (EJ974T)
76 % - Design
75 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
78 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS 15 (X515JA) vs. ASUS R521JA (EJ974T) Comparison Chart
DESIGN AND DIMENSIONS ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.9 cm x 23.5 cm x 1.99 cm 36 cm x 23.5 cm x 2.29 cm
Weight 1.8 kg 1.9 kg
Case Material Plastic -
Colour Silver | Slate grey Transparent silver
DISPLAY ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Screen Size (Type) 15.6" 15.6"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 200 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare Anti-glare, 83% screen-to-body ratio
PROCESSOR ASUS 15 (X515JA) ASUS R521JA (EJ974T)
CPU Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 3.4 GHz 3.6 GHz
Number of Cores Dual-Core Quad-Core
Cache 4 MB 6 MB
Features Intel Turbo Boost Technology 2.0, Intel Smart Cache -
MEMORY ASUS 15 (X515JA) ASUS R521JA (EJ974T)
RAM 8 GB (1 x 4 GB + 4 GB (soldered)) 4 GB (provided memory is soldered)
RAM Type DDR4 SDRAM DDR4 SDRAM
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - HD Yes - VGA
Sound Speaker, microphone Speaker, microphone
Audio Features ASUS SonicMaster Output: ASUS SonicMaster
COMMUNICATIONS ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Features Dual stream (2x2) Single stream (1x1)
BATTERY ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Technology 3-cell 2-cell Lithium Ion
Battery Capacity (Size) 37 Wh 32 Wh
Battery Life Up to 7.7 hours -
AC ADAPTER ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 45 Watt, 19 V, 2.37 A
INPUT ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Features Chiclet keyboard Chiclet keyboard
CONNECTIONS & EXPANSIONS ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Slots 1 x M.2 (PCI Express 3.0 x2) (0 free) -
Interfaces Headphone/microphone combo jack
USB 3.2 Gen 1
USB-C 3.2 Gen 1
2 x USB 2.0
HDMI
USB 3.2 Gen 1
USB-C 3.2 Gen 1
2 x USB 2.0
HDMI
Headphone/microphone combo jack
Memory Card Reader - Yes (microSD)
SOFTWARE ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Operating System (OS) Windows 11 Home Windows 10 Home
MISCELLANEOUS ASUS 15 (X515JA) ASUS R521JA (EJ974T)
Included Accessories Power adapter Power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features System password -
Repairability Index 6.1 (out of 10) -
Manufacturer Warranty International warranty - 1 year -
Model Number EJ2133W -
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