Updated July 14, 2026 · 259 modules
OLOy leads on segment $/GB; Samsung leads on ratings. Buy live Amazon kits below — brand pages for the full catalogs.
OLOy
$6.47/GB
DDR4 32GB $/GB
Samsung
$14.37/GB
DDR5 32GB $/GB
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Samsung +122%
vs OLOy
Best buyable DDR4 and DDR5 kits by $/GB (dual-stick preferred)
Samsung
Samsung 64GB (2x32GB) DDR5 4800MHz PC5-38400 SODIMM 2Rx8 Dual Rank CL40 1.1v 262pin Non-ECCM425R4GA3BB0-CQK Laptop Notebook RAM Memory Upgrade$710.00
Verify on Amazon.com before purchasing — checkout price applies.OLOy
OLOy DDR4 RAM 32GB (2x16GB) 2400 MHz CL17 1.2V 260-Pin Laptop Gaming SODIMM for Intel (MD4S162417IZDC)$187.99
Verify on Amazon.com before purchasing — checkout price applies.Samsung
Samsung Memory Bundle with 128GB (4 x 32GB) DDR4 PC4-21300 2666MHz RDIMM (4 x M393A4K40CB2-CTD) Registered Server Memory$689.00
Verify on Amazon.com before purchasing — checkout price applies.Disclosure: As an Amazon Associate I earn from qualifying purchases. Rankings use price and spec data only — not paid placement. How we rank products
OLOy is the budget pick on segment $/GB; Samsung may win on ratings or selection.
Segment medians preferred for $/GB (not raw catalog averages). Updated July 14, 2026.
Highest rating × review volume — for buyers comparing reliability, not just lowest price
OLOy
OLOy DDR4 RAM 16GB (2x8GB) Black Owl 3600 MHz CL18 1.35V 288-Pin Desktop Gaming UDIMM (MD4U0836180BJ0DA)
$129.99
Samsung
SAMSUNG M471A1K43CB1-CRC 8GB DDR4 2400MH Memory Module (8 GB, 1 x 8 GB, DDR4, 2400 MHz, 260-Pin SO-DIMM)
$59.75
Choose OLOy if…
Choose Samsung if…
Price per GB by capacity
Apples-to-apples at each capacity tier
| Capacity | OLOy | Samsung |
|---|---|---|
| 8GB | $6.50/GB | $8.94/GB |
| 16GB | $7.79/GB | $9.80/GB |
| 32GB | $6.25/GB | $10.41/GB |
| 64GB | $6.41/GB | $11.78/GB |
| 128GB | — | $11.03/GB |
Capacity coverage
How many SKUs at each capacity
| Capacity | OLOy | Samsung |
|---|---|---|
| 2GB | — | 1 |
| 4GB | — | 18 |
| 8GB | 1 | 61 |
| 16GB | 32 | 62 |
| 32GB | 9 | 45 |
| 64GB | 1 | 19 |
| 128GB | — | 6 |
| 256GB | — | 3 |
Speed mix & form factors
Where each brand concentrates its lineup
OLOy speeds
Samsung speeds
OLOy DDR / form
Samsung DDR / form
Answers use live segment pricing and catalog counts — updated July 14, 2026.
OLOy leads on DDR4 32GB $/GB at $6.47/GB vs Samsung at $14.37/GB (updated July 14, 2026).
OLOy averages 4.5★ across 43 tracked modules (6 rated 4.7★+). For most buyers, prioritise dual-stick kits with the right speed for your platform — see the Amazon picks and OLOy brand page.
Samsung averages 4.7★ across 216 tracked modules (93 rated 4.7★+). Compare the most-trusted picks below and browse the Samsung brand page for the full lineup.
For value, start with OLOy on segment $/GB today. For reliability, compare average ratings (OLOy 4.5★ vs Samsung 4.7★) and the most-trusted kits on this page. Buy the Amazon kit that matches your capacity and platform.
Samsung averages 4.7★ vs OLOy's 4.5★ across their product ranges.
Samsung offers more variety with 216 tracked modules vs OLOy's 43.
Both brands offer DDR4 and DDR5 modules in DIMM and SO-DIMM form factors. Compatibility depends on memory type and speed — not the brand. Check your motherboard QVL before buying.
For gaming, prioritise DDR5-6000 CL30 (AMD AM5) or DDR5-5600–6400 (Intel). OLOy currently leads on segment $/GB — buy a dual-stick kit from the Amazon picks above.
OLOy has 8 SO-DIMM modules tracked; Samsung has 102. Browse OLOy or Samsung brand pages, or use the RAM Finder for laptop upgrades.