Navigate
AI BENCHY
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

Gemini 3.5 Flash (high) vs Gemini 3.8 Flash (high)

Gemini 3.8 Flash (high) leads on average score with 9.9 vs 9.4. Gemini 3.8 Flash (high) has the lower benchmark cost at $1.595 vs $2.011. Gemini 3.5 Flash (high) is faster at 15.46s vs 37.19s, with pass rates of 89.4% vs 98.5%.

Last updated at: 2026-09-02

Rank
#7
Total Output Tokens
205,482
Response Time (avg)
15.46s
Total Cost
$2.011
Rank
#2
Total Output Tokens
408,188
Response Time (avg)
37.19s
Total Cost
$1.595
Recommended model Gemini 3.8 Flash (high)

It has the strongest score in this comparison (9.9) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric Gemini 3.5 Flash Gemini 3.5 Flash high Release: 2026-05-19 Gemini 3.8 Flash Gemini 3.8 Flash high Release: 2026-09-02
Score 9.4 9.9
Rank #7 #2
Reliability 10.0 10.0
Consistency 9.3 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 89.4% 98.5%
Flaky tests 2 1
Total Runs 66 66
Cost per result 10.580 7.592
Total Cost $2.011 $1.595
Input Price $1.500 / 1M $0.750 / 1M
Output Price $9.000 / 1M $3.750 / 1M
Total Input Tokens 107,146 84,593
Output Tokens 8,777 10,517
Reasoning Tokens 196,705 397,671
Response Time (avg) 15.46s 37.19s
Response Time (max) 145.92s 177.08s
Response Time (total) 340.20s 818.19s
Parameters ~500B total (~20B active) ~500B total (~20B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#7 Gemini 3.5 Flash

high
Cost
$0.208
Time
118.2s
Tokens
23,158 tok

#2 Gemini 3.8 Flash

high
Cost
$0.077
Time
129.1s
Tokens
20,373 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 3.5 Flash 10.0 10.0 100.0% 0 22.96s 8,118 456 47,129
Gemini 3.8 Flash 10.0 10.0 100.0% 0 29.30s 8,118 462 50,196

Quick Compare

Switch Comparison Pair