diff --git a/rendering/opengl46/opengl46renderer.cpp b/rendering/opengl46/opengl46renderer.cpp
index 9d5071ad..0a20eced 100644
--- a/rendering/opengl46/opengl46renderer.cpp
+++ b/rendering/opengl46/opengl46renderer.cpp
@@ -856,6 +856,19 @@ void opengl46_renderer::SwapBuffers()
                 std::to_string( counts.all ) + " vehicles: " + std::to_string( counts.enabled ) + " enabled, " + std::to_string( counts.active ) + " active, "
                     + std::to_string( counts.road ) + " road, " + std::to_string( counts.ai ) + " ai",
                 "" );
+            // by kind: how many, standing still, the time of the forces and of the update
+            auto const count = []( unsigned int const Value ) {
+                auto text { std::to_string( Value ) };
+                return std::string( std::max<int>( 0, 6 - static_cast<int>( text.size() ) ), ' ' ) + text; };
+            auto const nearlimit { std::to_string( static_cast<int>( Timer::subsystem.VEHICLE_NEAR ) ) + " m" };
+            char const *const kindnames[] = { "rail, within ", "rail, farther", "road, within ", "road, farther" };
+            text += timeline( 3, "by kind (near: " + nearlimit + ")", " count  stand  forces  update" );
+            for( std::size_t kind = 0; kind < 4; ++kind ) {
+                text += timeline(
+                    4, kindnames[ kind ],
+                    count( counts.kind[ kind ] ) + " " + count( counts.standing[ kind ] ) + " " + ms( timers.vehicles_forces_kind[ kind ].average() ) + " "
+                        + ms( timers.vehicles_update_kind[ kind ].average() ) );
+            }
         }
         text += timeline( 2, "secondary steps", ms( timers.sim_secondary.average() ) );
         text += timeline( 2, "trains (cabs)", ms( timers.sim_trains.average() ) );
diff --git a/utilities/Timer.h b/utilities/Timer.h
index a59ed80b..9714825f 100644
--- a/utilities/Timer.h
+++ b/utilities/Timer.h
@@ -62,6 +62,9 @@ public:
     void
         stop() {
             m_frame += std::chrono::duration<float, std::milli>( std::chrono::steady_clock::now() - m_start ).count(); }
+    void
+        add( float const Milliseconds ) {
+            m_frame += Milliseconds; }
     void
         commit() {
             m_accumulator = 0.95f * m_accumulator + m_frame;
@@ -106,6 +109,11 @@ struct subsystem_stopwatches {
     frame_stopwatch vehicles_forces; // forces and the steps of the physics
     frame_stopwatch vehicles_update; // TDynamicObject::Update(), with the ai in it
     frame_stopwatch vehicles_ai; // TController::Update() of the vehicles with a driver
+    // the forces and the update by the kind of the vehicle: rail within VEHICLE_NEAR of the camera, rail farther, road within,
+    // road farther
+    static constexpr double VEHICLE_NEAR { 1000.0 };
+    std::array<frame_stopwatch, 4> vehicles_forces_kind;
+    std::array<frame_stopwatch, 4> vehicles_update_kind;
     // what the vehicle update went through in the last frame: vehicles, of them enabled, road vehicles, with a driver run by the
     // ai, with the physics active; and the steps of the physics
     struct vehicle_counts {
@@ -115,6 +123,9 @@ struct subsystem_stopwatches {
         unsigned int ai { 0 };
         unsigned int active { 0 };
         unsigned int steps { 0 };
+        // enabled vehicles of each kind (see vehicles_forces_kind), and of them the ones standing still
+        std::array<unsigned int, 4> kind {};
+        std::array<unsigned int, 4> standing {};
     };
     vehicle_counts vehicles; // of the frame under way
     vehicle_counts vehicleslast; // of the last frame
@@ -123,6 +134,10 @@ struct subsystem_stopwatches {
         commit_frame() {
             for( auto *part : { &sim_animations, &sim_powergrid, &sim_roads, &vehicles_prepare, &vehicles_forces, &vehicles_update, &vehicles_ai } ) {
                 part->commit(); }
+            for( auto &part : vehicles_forces_kind ) {
+                part.commit(); }
+            for( auto &part : vehicles_update_kind ) {
+                part.commit(); }
             vehicleslast = vehicles;
             vehicles = {}; }
     stopwatch mainloop_total;
diff --git a/vehicle/DynObj.cpp b/vehicle/DynObj.cpp
index 854f4820..b17f5fcf 100644
--- a/vehicle/DynObj.cpp
+++ b/vehicle/DynObj.cpp
@@ -8612,7 +8612,30 @@ vehicle_table::update( double Deltatime, int Iterationcount ) {
     auto &counts { Timer::subsystem.vehicles };
     counts.all = static_cast<unsigned int>( m_items.size() );
     counts.enabled = counts.road = counts.ai = counts.active = 0;
+    counts.kind = {};
+    counts.standing = {};
     counts.steps += static_cast<unsigned int>( std::max( Iterationcount, 1 ) );
+    // the kind of each vehicle: rail or road, near the camera or farther. the time of each vehicle in the loops below goes to its
+    // kind, measured from the end of the one before it
+    static std::vector<std::uint8_t> kinds;
+    kinds.resize( m_items.size() );
+    auto const camera { Global.pCamera.Pos };
+    for( std::size_t index = 0; index < m_items.size(); ++index ) {
+        auto const *vehicle { m_items[ index ] };
+        auto const road { ( vehicle->MoverParameters->CategoryFlag & 2 ) != 0 };
+        auto const far { glm::length2( vehicle->GetPosition() - camera ) > Timer::subsystem.VEHICLE_NEAR * Timer::subsystem.VEHICLE_NEAR };
+        kinds[ index ] = static_cast<std::uint8_t>( ( road ? 2 : 0 ) + ( far ? 1 : 0 ) );
+        if( false == vehicle->bEnabled ) { continue; }
+        ++counts.kind[ kinds[ index ] ];
+        if( vehicle->MoverParameters->Vel < 0.01 ) { ++counts.standing[ kinds[ index ] ]; }
+    }
+    auto const lap = [ & ]( std::size_t const Index, std::array<Timer::frame_stopwatch, 4> &Times, std::chrono::steady_clock::time_point &Mark ) {
+        auto const now { std::chrono::steady_clock::now() };
+        if( Index < kinds.size() ) {
+            Times[ kinds[ Index ] ].add( std::chrono::duration<float, std::milli>( now - Mark ).count() );
+        }
+        Mark = now;
+    };
     for( auto const *vehicle : m_items ) {
         if( false == vehicle->bEnabled ) { continue; }
         ++counts.enabled;
@@ -8633,28 +8656,42 @@ vehicle_table::update( double Deltatime, int Iterationcount ) {
     }
     Timer::subsystem.vehicles_prepare.stop();
     Timer::subsystem.vehicles_forces.start();
+    auto mark { std::chrono::steady_clock::now() };
     if( Iterationcount > 1 ) {
         // ABu: ponizsze wykonujemy tylko jesli wiecej niz jedna iteracja
         for( int iteration = 0; iteration < Iterationcount - 1; ++iteration ) {
+            std::size_t index { 0 };
             for( auto *vehicle : m_items ) {
                 vehicle->UpdateForce( Deltatime );
+                lap( index++, Timer::subsystem.vehicles_forces_kind, mark );
             }
+            index = 0;
             for( auto *vehicle : m_items ) {
                 vehicle->FastUpdate( Deltatime );
+                lap( index++, Timer::subsystem.vehicles_forces_kind, mark );
             }
         }
     }
-    for( auto *vehicle : m_items ) {
-        vehicle->UpdateForce( Deltatime );
+    {
+        std::size_t index { 0 };
+        for( auto *vehicle : m_items ) {
+            vehicle->UpdateForce( Deltatime );
+            lap( index++, Timer::subsystem.vehicles_forces_kind, mark );
+        }
     }
     Timer::subsystem.vehicles_forces.stop();
 
     auto const totaltime { Deltatime * Iterationcount }; // całkowity czas
 
     Timer::subsystem.vehicles_update.start();
-    for( auto *vehicle : m_items ) {
-        // Ra 2015-01: tylko tu przelicza sieć trakcyjną
-        vehicle->Update( Deltatime, totaltime );
+    {
+        std::size_t index { 0 };
+        mark = std::chrono::steady_clock::now();
+        for( auto *vehicle : m_items ) {
+            // Ra 2015-01: tylko tu przelicza sieć trakcyjną
+            vehicle->Update( Deltatime, totaltime );
+            lap( index++, Timer::subsystem.vehicles_update_kind, mark );
+        }
     }
     Timer::subsystem.vehicles_update.stop();