Arena (formerly LMArena) vs Gemini comparison

Arena (formerly LMArena) and Gemini compared side by side in AI.

CurrencyUSDKRWEUR

Arena (formerly LMArena)

A crowdsourced evaluation leaderboard where users compare two AI answers blind and vote to rank models

What is good

  • Cited like an industry standard based on millions of human votes
  • Compare and try the latest models for free
  • 5 million+ monthly users (reported 2026-01)

What could be better

  • Controversy over voter preference bias (tone, length)
  • Neutrality questioned because major labs are also customers

Arena (formerly LMArena) official site

Gemini

Google's AI assistant. Connects directly to Google services such as Gmail, Drive and YouTube

What is good

  • Strong integration with Google services
  • Good with long documents and video (up to 1M context)
  • Can start with the cheap AI Plus ($4.99)

What could be better

  • Fewer advantages outside the Google ecosystem
  • Features are split up in a complicated way across plans

Gemini official site

At a glance

Highlighted rows are where they differ.

ItemArena (formerly LMArena)Visit siteGeminiVisit site
Starting priceFreeNot applicable$4.99+Official USD price
Free tierFreeFree plan available
Korean supportAverageGood
Main modelsLeaderboards: text, vision, documents, search, WebDev, image/image editing, video generation/editing, agents (Agent Arena), Alignment Index. Many major commercial and open models (total number of models needs checking)
  • Gemini 4 Argon
  • Gemini 3.8 Flash
  • Gemini 3.1 Pro
  • Gemini 3 Deep Think
  • Nano Banana 2/Pro (image)
  • Gemini Omni/Veo 3.1 (video)
Pricing typeFree, Quote/Enterprise Contract-
TypeAI appsAI services
CategoryAI Directory/ComparisonChatbot/Assistant, Search, Image Generation
CompanyArena (formerly LMArena), United StatesGoogle, United States
Plans
  • Users: free (voting, chat). Revenue: paid evaluation services for AI labs and companies (launched 2025-09, reported to pass $30,000,000 in annualized spending in 2025-12). Price not disclosed
  • Free
  • AI Plus $4.99
  • AI Pro $19.99
  • AI Ultra $99.99 (5x), $199.99 (20x)
  • Enterprise from $21
Pros
  • Cited like an industry standard based on millions of human votes
  • Compare and try the latest models for free
  • 5 million+ monthly users (reported 2026-01)
  • Strong integration with Google services
  • Good with long documents and video (up to 1M context)
  • Can start with the cheap AI Plus ($4.99)
Cons
  • Controversy over voter preference bias (tone, length)
  • Neutrality questioned because major labs are also customers
  • Not a comparison of apps or services
  • Fewer advantages outside the Google ecosystem
  • Features are split up in a complicated way across plans

Prices and benefits may change. Check the official site before you pay.

Prices converted at 1 USD = ₩1,327.84 (2026-10-20). Original price shown in brackets. Taxes as listed by each provider.

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