N/A 12
CoreScore N/A:
  • Participation of the tire models in professional tire tests and their test scores.
  • Consumer reviews on the top tire selling websites.
    We gather such data as the numbers of reviews and the ultimate score of the tire model on numerous tire-related websites such as amazon, tirerack, oponeo, simpletire, market.yandex, tyrereviews, and others.
  • Reviews written by the visitors to our website tiresvote.com.

Value, max: 100

Popularity of the model 12:
  • Year of manufacture.
  • The premium brand factor .
  • The number of video reviews of the tire on youtube.com .
  • The number of news items about the model .
  • The number of times the tire was involved in professional tire tests.
  • The fact of the tire being on the bestseller lists on such reputed websites as amazon, tirerack, oponeo, simpletire, and others.
  • The number of tire types and sizes .

Value, max: unlimited
Value, average: 27

Key Facts

Sold By

Sonar Primax S-780


  • Four circumferential groove design can enhance drainage efficiency greatly.
  • Tire shoulder with sipes were designed to average block stiffness and reduce road impact from friction for better riding comfort.
  • Multi-pitch tread design with computer simulation reduces noise generation.

Detailed Information

Type and Size
Tire Model
Sonar / Primax S-780
Car Type
Rim Diameter
12 / 13 / 14 / 15 "
145 / 155 / 165 / 175 mm
Aspect Ratio
70 / 80 %
Special Features
Mud and Snow
Extra Load
Speed and Load
Speed Index
T (max 118 mph)
Load Index (max load for a tire)

Sonar / Primax S-780 Sizes & Specifications

Rim Model Size Index Features Overall diameter (mm) Load range Measured rim width Section width (mm) Price
R12 155/80 R12 77T 155/80 R12 77T 553.0 4.5 157.0
R13 145/70 R13 71T 145/70 R13 71T 534.0 4.5 150.0
R13 145/80 R13 75T 145/80 R13 75T 562.0 4.0 145.0
R13 155/80 R13 79T 155/80 R13 79T 578.0 4.5 157.0
R13 165/70 R13 79T 165/70 R13 79T 562.0 5.0 170.0
R13 165/80 R13 83T 165/80 R13 83T 594.0 4.5 165.0
R14 175/70 R14 84T 175/70 R14 84T 602.0 5.0 177.0
R15 165/80 R15 87T 165/80 R15 87T 645.0 4.5 165.0

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