Index › Marketing › Social media › Buffer vs Sendible

Social media management · September 2026 Edition

Buffer vs Sendible

Zero of twelve models named Buffer first on the direct prompt; zero named Sendible. Buffer was named by twelve of the twelve models and Sendible by nine and Buffer carries 44 labels and Sendible 23, so the shares are not directly comparable.

Buffer

accepted challenger

Named in five categories this edition.

Sendible

accepted challenger

London, United Kingdom, founded 2009. Named in one category this edition.

First-choice share20%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.

Negative rate14%0%Negative labels as a share of the product's labels, 0 to 100.

Rank in category#2#7A position in a field of 12; printed, not drawn.

Labels4423A count; the two differ.

The two percentage rows are drawn on one 0 to 100 track, Buffer reading right to left. Rank and label count are printed, not drawn.Sprout Social was named alongside these two in twelve of the twelve direct answers. Sprout Social vs Buffer · Sprout Social vs Sendible · Buffer vs Agorapulse

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve 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 social media management page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.

BufferFirst choices, of twelve modelsSendible

Direct001 against Buffer

Paraphrase012 against Buffer

Comparative30

Budget-constrained90

Scale-constrained001 against Buffer

Negative102 against Buffer

Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Across every category in the September 2026 Edition, Buffer and Sendible were named in the same answer thirty-nine times, of the 196 answers naming Buffer and the 51 naming Sendible. In those answers Sendible took the first choice one time and Buffer thirteen.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where Buffer and Sendible stood in it.

Model	Direct	Paraphrase	Comparative	Budget-constrained	Scale-constrained	Negative
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

Buffer

Sendible

first choice

named as an alternative

argued againstblank: not namedEach cell is one answer, Buffer on the left and Sendible on the right.

The direct prompt

The plain question, one answer per model, grouped by where Buffer and Sendible stood in it.

Neither was the first choice, one was named

3 of 12 modelsThe answer put something else first and named one of the two as an alternative.

Perplexity SonarSprout Social alternatives: Agorapulse, Hootsuite, Oktopost, Sendible, SocialPilot

Grok 4.1 FastSprout Social alternatives: Agorapulse, Buffer, Hootsuite, HubSpot Social, Oktopost, Sendible, SocialPilot

Qwen 3.7 FlashSprout Social alternatives: Hootsuite, Sendible

Neither was named

9 of 12 modelsThe answer made no first choice from these two in this category.

Claude Haiku 4.5Sprout Social alternatives: Hootsuite, Oktopost

GPT-5.4 miniAgorapulse alternatives: Hootsuite, Sprout Social

Gemini 3.5 FlashOktopost alternatives: Agorapulse, Hootsuite, HubSpot Social, Sprout Social

Mistral SmallSprout Social alternatives: Agorapulse, Oktopost

DeepSeek V4 FlashSprout Social alternatives: Agorapulse, Oktopost

Llama 4 MaverickSprout Social alternatives: Oktopost

Kimi K2Oktopost alternatives: Hootsuite, SocialPilot, Sprout Social

GLM 4.7 FlashXSprout Social alternatives: Hootsuite, Oktopost

MiniMax M2.5Sprout Social alternatives: Agorapulse, Hootsuite, SocialPilot

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

Buffer leads by thirty-three points.

Buffer#1 of 12

Sendible#10 of 12

The full small business standing →

Mid-marketThe figures above

Buffer leads by seventeen points.

Buffer#2 of 12

Sendible#7 of 12

The full mid-market standing →

Enterprise

Level: the same share of first choices.

Buffer#7 of 12

Sendible#6 of 12

The full enterprise standing →

What the models said about Buffer

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

“Buffer is too basic for team monitoring.” Grok 4.1 Fast · paraphrase prompt · hard negative

“Falls short on team collaboration, social listening, and deep analytics, and you'll hit Buffer's limits fast if running complex campaigns across multiple brands” Claude Haiku 4.5 · negative prompt · soft negative

“Simpler, lighter option. May lack the advanced governance/features needed for a 500-person org” Qwen 3.7 Flash · scale prompt · soft negative

“Buffer (Free Plan): ... Best for: Solopreneurs and micro-businesses who only use 2 or 3 networks ... need a highly reliable, incredibly easy-to-use scheduler.” Gemini 3.5 Flash · budget prompt · first choice

“Best Overall Free Plan ... For most small businesses starting out, Buffer's free plan or Metricool offer the best balance of cost and functionality” Mistral Small · budget prompt · first choice

“the safest all-around pick is Buffer: it has one of the cheapest entry points, a free plan for up to 3 channels” Perplexity Sonar · budget prompt · first choice

What the models said about Sendible

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

“1. Sendible - an all-in-one platform for scheduling, monitoring, engagement, and reporting” Llama 4 Maverick · paraphrase prompt · first choice

“Look instead for flat-rate or plan-based pricing (such as Sendible or Buffer) if you have a collaborative team.” Gemini 3.5 Flash · negative prompt · alternative

“Sendible is a good option for an affordable all-in-one social media management app.” Llama 4 Maverick · comparative prompt · alternative

Also compared

Sprout Social vs Buffer Sprout Social vs Sendible Buffer vs Agorapulse Buffer vs Oktopost Buffer vs Metricool Buffer vs Hootsuite Buffer vs SocialPilot Agorapulse vs Sendible Oktopost vs Sendible Metricool vs Sendible Hootsuite vs Sendible Sendible vs SocialPilot All twenty-eight head-to-head pages and the full social media standing

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.