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Gemini 2.5 Flash (medium) vs Gemini 3.5 Flash Lite (medium)

The average score is effectively tied at 7.3 vs 7.3. Gemini 3.5 Flash Lite (medium) has the lower benchmark cost at $0.440 vs $0.680. Gemini 3.5 Flash Lite (medium) is faster at 8.68s vs 20.51s, with pass rates of 68.1% vs 76.8%.

Last updated at: 2026-10-13

Compared models

Rank
#154
Total Output Tokens
241,365
Response Time (avg)
20.51s
Total Cost
$0.680
Rank
#157
Total Output Tokens
129,214
Response Time (avg)
8.68s
Total Cost
$0.440
Recommended model Gemini 3.5 Flash Lite (medium)

It has the best score here (7.3), while costing about 1.5x less than Gemini 2.5 Flash (medium).

Detailed comparison

Metric Gemini 2.5 Flash Gemini 2.5 Flash medium Release: 2025-06-17 Gemini 3.5 Flash Lite Gemini 3.5 Flash Lite medium Release: 2026-07-21
Score 7.3 7.3
Rank #154 #157
Reliability 10.0 10.0
Consistency 9.6 7.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 68.1% 76.8%
Flaky tests 1 7
Total Runs 69 69
Cost per result 4.288 3.140
Total Cost $0.680 $0.440
Input Price $0.300 / 1M $0.300 / 1M
Output Price $2.500 / 1M $2.500 / 1M
Cache Read Price $0.030 / 1M $0.030 / 1M
Cache Write Price $0.084 / 1M $0.084 / 1M
Total Input Tokens 132,507 388,307
Output Tokens 12,739 10,412
Reasoning Tokens 228,626 118,802
Response Time (avg) 20.51s 8.68s
Response Time (max) 140.50s 86.92s
Response Time (total) 471.64s 199.65s
Parameters ~350B total (~20B active) ~150B total (~10B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#154 Gemini 2.5 Flash

medium
No output was saved. The original provider response or failure reason is unavailable.
Cost
$0.000
Time
274.0s
Tokens
0 tok

#157 Gemini 3.5 Flash Lite

medium
Cost
$0.010
Time
17.8s
Tokens
4,000 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 2.5 Flash 7.8 10.0 66.7% 0 41.01s 6,669 543 32,303
Gemini 3.5 Flash Lite 7.9 9.9 66.7% 0 9.96s 8,122 471 28,930

Quick Compare

Switch Comparison Pair

Gemini 2.5 FlashmediumvsLongCat 2.0highGemini 3.5 Flash LitemediumvsLongCat 2.0highGemini 3.5 Flash LitemediumvsQwen3.5-27BnoneGemini 2.5 FlashmediumvsGLM 5.3 FlashhighGemini 2.5 FlashmediumvsQwen3.5-27BnoneGemini 3.5 Flash LitemediumvsGLM 5.3 FlashhighClaude Opus 4.8lowvsGemini 3.5 Flash LitemediumClaude Opus 4.8lowvsGemini 2.5 FlashmediumGemini 3.5 Flash LitemediumvsQwen3.7 FlashhighGemini 2.5 FlashmediumvsQwen3.7 FlashhighDeepSeek V4 Pro 0423nonevsGemini 2.5 FlashmediumDeepSeek V4 Pro 0423nonevsGemini 3.5 Flash Litemedium