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Object storage · October 2026 Edition

Cloudflare R2 vs Wasabi Object Storage

Two of fourteen models named Cloudflare R2 first on the direct prompt; one named Wasabi Object Storage. Both were named by all fourteen models and Cloudflare R2 carries 47 labels and Wasabi Object Storage 54, so the shares are not directly comparable.

Cloudflare R2

accepted challenger

Named in three categories this edition.

Wasabi Object Storage

criticized challenger

Named in one category this edition.

First-choice share19%10%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate17%28%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#4A position in a field of 9; printed, not drawn.
Labels4754A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Cloudflare R2 reading right to left. Rank and label count are printed, not drawn.Backblaze B2 was named alongside these two in ten of the fourteen direct answers. Backblaze B2 vs Cloudflare R2 · Backblaze B2 vs Wasabi Object Storage · Cloudflare R2 vs Amazon S3

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the object storage page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Cloudflare R2First choices, of fourteen modelsWasabi Object Storage
Direct211 against Wasabi Object Storage
Paraphrase531 against Wasabi Object Storage
Comparative101 against Cloudflare R2
Budget-constrained213 against Wasabi Object Storage
Scale-constrained101 against Wasabi Object Storage
Negative207 against Cloudflare R2 · 9 against Wasabi Object Storage
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the October 2026 Edition, Cloudflare R2 and Wasabi Object Storage were named in the same answer 111 times, of the 135 answers naming Cloudflare R2 and the 160 naming Wasabi Object Storage. In those answers Wasabi Object Storage took the first choice fourteen times and Cloudflare R2 twenty-nine.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Cloudflare R2 and Wasabi Object Storage stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Cloudflare R2 Wasabi Object Storage first choice named as an alternative argued againstblank: not namedEach cell is one answer, Cloudflare R2 on the left and Wasabi Object Storage on the right.

The direct prompt

The plain question, one answer per model, grouped by where Cloudflare R2 and Wasabi Object Storage stood in it.

Cloudflare R2 first, Wasabi Object Storage an alternative

2 of 14 modelsWasabi Object Storage was named in the answer but not as the choice, or not at all.
Gemini 3.5 FlashCloudflare R2 alternatives: Backblaze B2, Wasabi Object Storage
Kimi K2Cloudflare R2 alternatives: Azure Blob Storage, Backblaze B2, Google Cloud Storage

Wasabi Object Storage first, Cloudflare R2 not the choice

1 of 14 modelsCloudflare R2 was named in the answer but not as the choice, or not at all.
Qwen 3.7 FlashBackblaze B2, Wasabi Object Storage

Neither was the first choice, one was named

7 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Perplexity SonarGoogle Cloud Storage alternatives: Amazon S3, Backblaze B2, Wasabi Object Storage
Grok 4.1 FastBackblaze B2 alternatives: Cloudflare R2, Wasabi Object Storage
DeepSeek V4 FlashBackblaze B2 alternatives: Amazon S3, Cloudflare R2
GLM 4.7 FlashXBackblaze B2 alternatives: Amazon S3, Cloudflare R2, MinIO AIStor, Wasabi Object Storage
MiniMax M2.5Amazon S3, Azure Blob Storage alternatives: Backblaze B2, Google Cloud Storage, Wasabi Object Storage
GPT-6 LunaAmazon S3 alternatives: Azure Blob Storage, Cloudflare R2, Google Cloud Storage
Muse Glimmer 30Bno first choice alternatives: Amazon S3, Backblaze B2, Cloudflare R2, Wasabi Object Storage

Neither was named

4 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5no first choice
GPT-5.4 miniAmazon S3 alternatives: Azure Blob Storage, Google Cloud Storage
Mistral SmallBackblaze B2 alternatives: Amazon S3, Cloudian HyperStore
Llama 4 Maverickno first choice

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Wasabi Object Storage leads by two points.
Wasabi Object Storage20%#2 of 9
Cloudflare R218%#3 of 9
The full small business standing →
Mid-marketThe figures above
The order flips: Cloudflare R2 leads at mid-market.
Cloudflare R219%#2 of 9
Wasabi Object Storage10%#4 of 9
The full mid-market standing →
Enterprise
The order flips: Wasabi Object Storage leads at enterprise.
Wasabi Object Storage23%#2 of 12
Cloudflare R28%#3 of 12
The full enterprise standing →

What the models said about Cloudflare R2

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“No versioning, no object lock, and no WORM compliance, so it is not suitable for immutable or regulatory backups.” Perplexity Sonar · negative prompt · hard negative
“Multiple outages in 2026 (13 incidents in 8 days in Aug), including R2 failures, 503 errors, and unrepaired data” Grok 4.1 Fast · negative prompt · hard negative
“13 separate incidents in just 8 days... the frequent outages raise concerns about production reliability” Kimi K2 · negative prompt · hard negative
“Heavy Egress / Global Apps | Cloudflare R2 | Best for serving media, web assets, or SaaS app files directly to users globally with zero egress fees.” Gemini 3.5 Flash · scale prompt · first choice
“Best for Active SaaS Applications & Global Read-Heavy Workloads: Cloudflare R2 ... is the premier choice.” Gemini 3.5 Flash · direct prompt · first choice
“The best overall option in this category is Cloudflare R2, especially for read-heavy workloads” Muse Glimmer 30B · comparative prompt · first choice

What the models said about Wasabi Object Storage

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“Services to Avoid ... Wasabi Technologies | • 90‑day minimum retention per object” MiniMax M2.5 · negative prompt · hard negative
“Why avoid or extra cautious? 90-day minimum retention policy” Grok 4.1 Fast · negative prompt · hard negative
“Wasabi has a 90-day minimum storage commitment... This is fine for long-term archives but terrible for highly volatile temporary files.” Gemini 3.5 Flash · scale prompt · soft negative
“Wasabi - Best Overall Value ... Bottom line: For pure cost savings, Backblaze B2 or Wasabi will save you 70-80%” Kimi K2 · budget prompt · first choice
“the best object storage service is typically either Wasabi or Backblaze B2” Qwen 3.7 Flash · direct prompt · first choice
“Choose Wasabi if: - You want the simplest, most predictable pricing” Kimi K2 · paraphrase prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.